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Closed beta 1000006001: Built in theme and color palette editor.
This commit is contained in:
John Preston
826
Telegram/SourceFiles/window/themes/window_theme.cpp
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826
Telegram/SourceFiles/window/themes/window_theme.cpp
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/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "window/themes/window_theme.h"
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#include "mainwidget.h"
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#include "localstorage.h"
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#include "core/parse_helper.h"
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#include "core/zlib_help.h"
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#include "styles/style_widgets.h"
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#include "styles/style_history.h"
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#include "boxes/backgroundbox.h"
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namespace Window {
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namespace Theme {
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namespace {
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constexpr int kThemeFileSizeLimit = 5 * 1024 * 1024;
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constexpr int kThemeBackgroundSizeLimit = 4 * 1024 * 1024;
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constexpr int kThemeSchemeSizeLimit = 1024 * 1024;
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constexpr int kMinimumTiledSize = 512;
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struct Data {
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struct Applying {
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QString path;
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QByteArray content;
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QByteArray paletteForRevert;
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Cached cached;
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};
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ChatBackground background;
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Applying applying;
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};
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NeverFreedPointer<Data> instance;
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inline bool AreTestingTheme() {
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if (instance) {
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return !instance->applying.paletteForRevert.isEmpty();
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}
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return false;
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};
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QByteArray readThemeContent(const QString &path) {
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QFile file(path);
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if (!file.exists()) {
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LOG(("Theme Error: theme file not found: %1").arg(path));
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return QByteArray();
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}
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if (file.size() > kThemeFileSizeLimit) {
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LOG(("Theme Error: theme file too large: %1 (should be less than 5 MB, got %2)").arg(path).arg(file.size()));
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return QByteArray();
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}
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if (!file.open(QIODevice::ReadOnly)) {
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LOG(("Theme Error: could not open theme file: %1").arg(path));
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return QByteArray();
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}
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return file.readAll();
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}
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inline uchar readHexUchar(char code, bool &error) {
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if (code >= '0' && code <= '9') {
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return ((code - '0') & 0xFF);
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} else if (code >= 'a' && code <= 'f') {
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return ((code + 10 - 'a') & 0xFF);
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} else if (code >= 'A' && code <= 'F') {
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return ((code + 10 - 'A') & 0xFF);
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}
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error = true;
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return 0xFF;
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}
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inline uchar readHexUchar(char char1, char char2, bool &error) {
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return ((readHexUchar(char1, error) & 0x0F) << 4) | (readHexUchar(char2, error) & 0x0F);
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}
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bool readNameAndValue(const char *&from, const char *end, QLatin1String *outName, QLatin1String *outValue) {
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using base::parse::skipWhitespaces;
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using base::parse::readName;
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if (!skipWhitespaces(from, end)) return true;
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*outName = readName(from, end);
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if (outName->size() == 0) {
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LOG(("Theme Error: Could not read name in the color scheme."));
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return false;
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}
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if (!skipWhitespaces(from, end)) {
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LOG(("Theme Error: Unexpected end of the color scheme."));
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return false;
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}
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if (*from != ':') {
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LOG(("Theme Error: Expected ':' between each name and value in the color scheme (while reading key '%1')").arg(*outName));
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return false;
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}
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if (!skipWhitespaces(++from, end)) {
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LOG(("Theme Error: Unexpected end of the color scheme."));
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return false;
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}
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auto valueStart = from;
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if (*from == '#') ++from;
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if (readName(from, end).size() == 0) {
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LOG(("Theme Error: Expected a color value in #rrggbb or #rrggbbaa format in the color scheme (while reading key '%1')").arg(*outName));
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return false;
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}
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*outValue = QLatin1String(valueStart, from - valueStart);
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if (!skipWhitespaces(from, end)) {
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LOG(("Theme Error: Unexpected end of the color scheme."));
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return false;
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}
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if (*from != ';') {
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LOG(("Theme Error: Expected ';' after each value in the color scheme (while reading key '%1')").arg(*outName));
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return false;
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}
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++from;
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return true;
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}
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enum class SetResult {
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Ok,
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Bad,
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NotFound,
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};
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SetResult setColorSchemeValue(QLatin1String name, QLatin1String value, Instance *out) {
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auto result = style::palette::SetResult::Ok;
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auto size = value.size();
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auto data = value.data();
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if (data[0] == '#' && (size == 7 || size == 9)) {
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auto error = false;
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auto r = readHexUchar(data[1], data[2], error);
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auto g = readHexUchar(data[3], data[4], error);
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auto b = readHexUchar(data[5], data[6], error);
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auto a = (size == 9) ? readHexUchar(data[7], data[8], error) : uchar(255);
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if (error) {
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LOG(("Theme Warning: Skipping value '%1: %2' (expected a color value in #rrggbb or #rrggbbaa or a previously defined key in the color scheme)").arg(name).arg(value));
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return SetResult::Ok;
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} else if (out) {
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result = out->palette.setColor(name, r, g, b, a);
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} else {
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result = style::main_palette::setColor(name, r, g, b, a);
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}
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} else {
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if (out) {
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result = out->palette.setColor(name, value);
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} else {
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result = style::main_palette::setColor(name, value);
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}
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}
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if (result == style::palette::SetResult::Ok) {
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return SetResult::Ok;
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} else if (result == style::palette::SetResult::KeyNotFound) {
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return SetResult::NotFound;
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} else if (result == style::palette::SetResult::ValueNotFound) {
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LOG(("Theme Warning: Skipping value '%1: %2' (expected a color value in #rrggbb or #rrggbbaa or a previously defined key in the color scheme)").arg(name).arg(value));
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return SetResult::Ok;
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} else if (result == style::palette::SetResult::Duplicate) {
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LOG(("Theme Warning: Color value appears more than once in the color scheme (while applying '%1: %2')").arg(name).arg(value));
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return SetResult::Ok;
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} else {
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LOG(("Theme Error: Unexpected internal error."));
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}
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return SetResult::Bad;
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}
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bool loadColorScheme(const QByteArray &content, Instance *out) {
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auto unsupported = QMap<QLatin1String, QLatin1String>();
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return ReadPaletteValues(content, [&unsupported, out](QLatin1String name, QLatin1String value) {
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// Find the named value in the already read unsupported list.
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value = unsupported.value(value, value);
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auto result = setColorSchemeValue(name, value, out);
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if (result == SetResult::Bad) {
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return false;
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} else if (result == SetResult::NotFound) {
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unsupported.insert(name, value);
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}
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return true;
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});
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}
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void applyBackground(QImage &&background, bool tiled, Instance *out) {
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if (out) {
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out->background = std_::move(background);
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out->tiled = tiled;
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} else {
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Background()->setThemeData(std_::move(background), tiled);
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}
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}
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bool loadThemeFromCache(const QByteArray &content, Cached &cache) {
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if (cache.paletteChecksum != style::palette::Checksum()) {
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return false;
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}
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if (cache.contentChecksum != hashCrc32(content.constData(), content.size())) {
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return false;
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}
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QImage background;
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if (!cache.background.isEmpty()) {
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QBuffer buffer(&cache.background);
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QImageReader reader(&buffer);
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#ifndef OS_MAC_OLD
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reader.setAutoTransform(true);
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#endif // OS_MAC_OLD
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if (!reader.read(&background) || background.isNull()) {
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return false;
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}
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}
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if (!style::main_palette::load(cache.colors)) {
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return false;
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}
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if (!background.isNull()) {
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applyBackground(std_::move(background), cache.tiled, nullptr);
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}
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return true;
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}
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enum class LoadResult {
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Loaded,
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Failed,
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NotFound,
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};
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LoadResult loadBackgroundFromFile(zlib::FileToRead &file, const char *filename, QByteArray *outBackground) {
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*outBackground = file.readFileContent(filename, zlib::kCaseInsensitive, kThemeBackgroundSizeLimit);
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if (file.error() == UNZ_OK) {
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return LoadResult::Loaded;
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} else if (file.error() == UNZ_END_OF_LIST_OF_FILE) {
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file.clearError();
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return LoadResult::NotFound;
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}
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LOG(("Theme Error: could not read '%1' in the theme file.").arg(filename));
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return LoadResult::Failed;
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}
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bool loadBackground(zlib::FileToRead &file, QByteArray *outBackground, bool *outTiled) {
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auto result = loadBackgroundFromFile(file, "background.jpg", outBackground);
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if (result != LoadResult::NotFound) return (result == LoadResult::Loaded);
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result = loadBackgroundFromFile(file, "background.png", outBackground);
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if (result != LoadResult::NotFound) return (result == LoadResult::Loaded);
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*outTiled = true;
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result = loadBackgroundFromFile(file, "tiled.jpg", outBackground);
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if (result != LoadResult::NotFound) return (result == LoadResult::Loaded);
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result = loadBackgroundFromFile(file, "tiled.png", outBackground);
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if (result != LoadResult::NotFound) return (result == LoadResult::Loaded);
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return true;
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}
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bool loadTheme(const QByteArray &content, Cached &cache, Instance *out = nullptr) {
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cache = Cached();
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zlib::FileToRead file(content);
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unz_global_info globalInfo = { 0 };
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file.getGlobalInfo(&globalInfo);
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if (file.error() == UNZ_OK) {
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auto schemeContent = file.readFileContent("colors.tdesktop-theme", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
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if (file.error() == UNZ_END_OF_LIST_OF_FILE) {
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file.clearError();
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schemeContent = file.readFileContent("colors.tdesktop-palette", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
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}
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if (file.error() != UNZ_OK) {
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LOG(("Theme Error: could not read 'colors.tdesktop-theme' or 'colors.tdesktop-palette' in the theme file."));
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return false;
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}
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if (!loadColorScheme(schemeContent, out)) {
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return false;
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}
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auto backgroundTiled = false;
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auto backgroundContent = QByteArray();
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if (!loadBackground(file, &backgroundContent, &backgroundTiled)) {
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return false;
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}
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if (!backgroundContent.isEmpty()) {
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auto background = App::readImage(backgroundContent);
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if (background.isNull()) {
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LOG(("Theme Error: could not read background image in the theme file."));
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return false;
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}
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QBuffer buffer(&cache.background);
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if (!background.save(&buffer, "BMP")) {
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LOG(("Theme Error: could not write background image as a BMP to cache."));
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return false;
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}
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cache.tiled = backgroundTiled;
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applyBackground(std_::move(background), cache.tiled, out);
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}
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} else {
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// Looks like it is not a .zip theme.
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if (!loadColorScheme(content, out)) {
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return false;
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}
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}
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if (out) {
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cache.colors = out->palette.save();
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} else {
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cache.colors = style::main_palette::save();
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}
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cache.paletteChecksum = style::palette::Checksum();
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cache.contentChecksum = hashCrc32(content.constData(), content.size());
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return true;
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}
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QImage prepareBackgroundImage(QImage &&image) {
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if (image.format() != QImage::Format_ARGB32 && image.format() != QImage::Format_ARGB32_Premultiplied && image.format() != QImage::Format_RGB32) {
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image = std_::move(image).convertToFormat(QImage::Format_RGB32);
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}
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image.setDevicePixelRatio(cRetinaFactor());
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return std_::move(image);
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}
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void adjustColor(style::color color, float64 hue, float64 saturation) {
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auto original = color->c;
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original.setHslF(hue, saturation, original.lightnessF(), original.alphaF());
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color.set(original.red(), original.green(), original.blue(), original.alpha());
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}
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void adjustColorsUsingBackground(const QImage &img) {
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t_assert(img.format() == QImage::Format_ARGB32_Premultiplied);
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uint64 components[3] = { 0 };
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uint64 componentsScroll[3] = { 0 };
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auto w = img.width();
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auto h = img.height();
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auto size = w * h;
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if (auto pix = img.constBits()) {
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for (auto i = 0, l = size * 4; i != l; i += 4) {
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components[2] += pix[i + 0];
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components[1] += pix[i + 1];
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components[0] += pix[i + 2];
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}
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}
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if (size) {
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for (auto i = 0; i != 3; ++i) {
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components[i] /= size;
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}
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}
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auto bgColor = QColor(components[0], components[1], components[2]);
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auto hue = bgColor.hslHueF();
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auto saturation = bgColor.hslSaturationF();
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adjustColor(st::msgServiceBg, hue, saturation);
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adjustColor(st::msgServiceBgSelected, hue, saturation);
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adjustColor(st::historyScroll.bg, hue, saturation);
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adjustColor(st::historyScroll.bgOver, hue, saturation);
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adjustColor(st::historyScroll.barBg, hue, saturation);
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adjustColor(st::historyScroll.barBgOver, hue, saturation);
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}
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} // namespace
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void ChatBackground::setThemeData(QImage &&themeImage, bool themeTile) {
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_themeImage = prepareBackgroundImage(std_::move(themeImage));
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_themeTile = themeTile;
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}
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void ChatBackground::start() {
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if (_id == internal::kUninitializedBackground) {
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if (!Local::readBackground()) {
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setImage(kThemeBackground);
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}
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}
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}
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void ChatBackground::setImage(int32 id, QImage &&image) {
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if (id == kThemeBackground && _themeImage.isNull()) {
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id = kDefaultBackground;
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}
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_id = id;
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if (_id == kThemeBackground) {
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_tile = _themeTile;
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setPreparedImage(QImage(_themeImage));
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} else if (_id == internal::kTestingThemeBackground
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|| _id == internal::kTestingDefaultBackground
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|| _id == internal::kTestingEditorBackground) {
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if (_id == internal::kTestingDefaultBackground || image.isNull()) {
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image.load(qsl(":/gui/art/bg.jpg"));
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_id = internal::kTestingDefaultBackground;
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}
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setPreparedImage(std_::move(image));
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} else {
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if (_id == kInitialBackground) {
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image.load(qsl(":/gui/art/bg_initial.jpg"));
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if (cRetina()) {
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image = image.scaledToWidth(image.width() * 2, Qt::SmoothTransformation);
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} else if (cScale() != dbisOne) {
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image = image.scaledToWidth(convertScale(image.width()), Qt::SmoothTransformation);
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}
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} else if (_id == kDefaultBackground || image.isNull()) {
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_id = kDefaultBackground;
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image.load(qsl(":/gui/art/bg.jpg"));
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}
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Local::writeBackground(_id, (_id == kDefaultBackground || _id == kInitialBackground) ? QImage() : image);
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setPreparedImage(prepareBackgroundImage(std_::move(image)));
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}
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t_assert(!_pixmap.isNull() && !_pixmapForTiled.isNull());
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notify(BackgroundUpdate(BackgroundUpdate::Type::New, _tile));
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}
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void ChatBackground::setPreparedImage(QImage &&image) {
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image = std_::move(image).convertToFormat(QImage::Format_ARGB32_Premultiplied);
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image.setDevicePixelRatio(cRetinaFactor());
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auto adjustColors = [this] {
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auto someCustomThemeApplied = [] {
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if (AreTestingTheme()) {
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return !instance->applying.path.isEmpty();
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}
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return Local::hasTheme();
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};
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auto usingThemeBackground = [this] {
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return (_id == kThemeBackground || _id == internal::kTestingThemeBackground);
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};
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auto usingDefaultBackground = [this] {
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return (_id == kDefaultBackground || _id == internal::kTestingDefaultBackground);
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};
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auto testingPalette = [] {
|
||||
if (AreTestingTheme()) {
|
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return IsPaletteTestingPath(instance->applying.path);
|
||||
}
|
||||
return !Local::themePaletteAbsolutePath().isEmpty();
|
||||
};
|
||||
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if (someCustomThemeApplied()) {
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return !usingThemeBackground() && !testingPalette();
|
||||
}
|
||||
return !usingDefaultBackground();
|
||||
};
|
||||
|
||||
if (adjustColors()) {
|
||||
adjustColorsUsingBackground(image);
|
||||
}
|
||||
|
||||
auto width = image.width();
|
||||
auto height = image.height();
|
||||
t_assert(width > 0 && height > 0);
|
||||
auto isSmallForTiled = (width < kMinimumTiledSize || height < kMinimumTiledSize);
|
||||
if (isSmallForTiled) {
|
||||
auto repeatTimesX = qCeil(kMinimumTiledSize / float64(width));
|
||||
auto repeatTimesY = qCeil(kMinimumTiledSize / float64(height));
|
||||
auto imageForTiled = QImage(width * repeatTimesX, height * repeatTimesY, QImage::Format_ARGB32_Premultiplied);
|
||||
imageForTiled.setDevicePixelRatio(image.devicePixelRatio());
|
||||
auto imageForTiledBytes = imageForTiled.bits();
|
||||
auto bytesInLine = width * sizeof(uint32);
|
||||
for (auto timesY = 0; timesY != repeatTimesY; ++timesY) {
|
||||
auto imageBytes = image.constBits();
|
||||
for (auto y = 0; y != height; ++y) {
|
||||
for (auto timesX = 0; timesX != repeatTimesX; ++timesX) {
|
||||
memcpy(imageForTiledBytes, imageBytes, bytesInLine);
|
||||
imageForTiledBytes += bytesInLine;
|
||||
}
|
||||
imageBytes += image.bytesPerLine();
|
||||
imageForTiledBytes += imageForTiled.bytesPerLine() - (repeatTimesX * bytesInLine);
|
||||
}
|
||||
}
|
||||
_pixmapForTiled = App::pixmapFromImageInPlace(std_::move(imageForTiled));
|
||||
}
|
||||
_pixmap = App::pixmapFromImageInPlace(std_::move(image));
|
||||
if (!isSmallForTiled) {
|
||||
_pixmapForTiled = _pixmap;
|
||||
}
|
||||
}
|
||||
|
||||
int32 ChatBackground::id() const {
|
||||
return _id;
|
||||
}
|
||||
|
||||
bool ChatBackground::tile() const {
|
||||
return _tile;
|
||||
}
|
||||
|
||||
bool ChatBackground::tileForSave() const {
|
||||
if (_id == internal::kTestingThemeBackground ||
|
||||
_id == internal::kTestingDefaultBackground) {
|
||||
return _tileForRevert;
|
||||
}
|
||||
return tile();
|
||||
}
|
||||
|
||||
void ChatBackground::ensureStarted() {
|
||||
if (_pixmap.isNull()) {
|
||||
// We should start first, otherwise the default call
|
||||
// to start() will reset this value to _themeTile.
|
||||
start();
|
||||
}
|
||||
}
|
||||
|
||||
void ChatBackground::setTile(bool tile) {
|
||||
ensureStarted();
|
||||
if (_tile != tile) {
|
||||
_tile = tile;
|
||||
if (_id != internal::kTestingThemeBackground && _id != internal::kTestingDefaultBackground) {
|
||||
Local::writeUserSettings();
|
||||
}
|
||||
notify(BackgroundUpdate(BackgroundUpdate::Type::Changed, _tile));
|
||||
}
|
||||
}
|
||||
|
||||
void ChatBackground::reset() {
|
||||
if (_id == internal::kTestingThemeBackground || _id == internal::kTestingDefaultBackground) {
|
||||
if (_themeImage.isNull()) {
|
||||
_idForRevert = kDefaultBackground;
|
||||
_imageForRevert = QImage();
|
||||
_tileForRevert = false;
|
||||
} else {
|
||||
_idForRevert = kThemeBackground;
|
||||
_imageForRevert = _themeImage;
|
||||
_tileForRevert = _themeTile;
|
||||
}
|
||||
} else {
|
||||
setImage(kThemeBackground);
|
||||
}
|
||||
}
|
||||
|
||||
void ChatBackground::saveForRevert() {
|
||||
ensureStarted();
|
||||
if (_id != internal::kTestingThemeBackground && _id != internal::kTestingDefaultBackground) {
|
||||
_idForRevert = _id;
|
||||
_imageForRevert = std_::move(_pixmap).toImage();
|
||||
_tileForRevert = _tile;
|
||||
}
|
||||
}
|
||||
|
||||
void ChatBackground::setTestingTheme(Instance &&theme) {
|
||||
style::main_palette::apply(theme.palette);
|
||||
if (AreTestingTheme() && IsPaletteTestingPath(instance->applying.path)) {
|
||||
// Grab current background image if it is not already custom
|
||||
if (_id != kCustomBackground) {
|
||||
saveForRevert();
|
||||
setImage(internal::kTestingEditorBackground, std_::move(_pixmap).toImage());
|
||||
}
|
||||
} else if (!theme.background.isNull() || _id == kThemeBackground) {
|
||||
saveForRevert();
|
||||
setImage(internal::kTestingThemeBackground, std_::move(theme.background));
|
||||
setTile(theme.tiled);
|
||||
} else {
|
||||
// Apply current background image so that service bg colors are recounted.
|
||||
setImage(_id, std_::move(_pixmap).toImage());
|
||||
}
|
||||
notify(BackgroundUpdate(BackgroundUpdate::Type::TestingTheme, _tile), true);
|
||||
}
|
||||
|
||||
void ChatBackground::setTestingDefaultTheme() {
|
||||
style::main_palette::reset();
|
||||
if (_id == kThemeBackground) {
|
||||
saveForRevert();
|
||||
setImage(internal::kTestingDefaultBackground);
|
||||
setTile(false);
|
||||
} else {
|
||||
// Apply current background image so that service bg colors are recounted.
|
||||
setImage(_id, std_::move(_pixmap).toImage());
|
||||
}
|
||||
notify(BackgroundUpdate(BackgroundUpdate::Type::TestingTheme, _tile), true);
|
||||
}
|
||||
|
||||
void ChatBackground::keepApplied() {
|
||||
if (_id == internal::kTestingEditorBackground) {
|
||||
_id = kCustomBackground;
|
||||
_themeImage = QImage();
|
||||
_themeTile = false;
|
||||
writeNewBackgroundSettings();
|
||||
} else if (_id == internal::kTestingThemeBackground) {
|
||||
_id = kThemeBackground;
|
||||
_themeImage = _pixmap.toImage();
|
||||
_themeTile = _tile;
|
||||
writeNewBackgroundSettings();
|
||||
} else if (_id == internal::kTestingDefaultBackground) {
|
||||
_id = kDefaultBackground;
|
||||
_themeImage = QImage();
|
||||
_themeTile = false;
|
||||
writeNewBackgroundSettings();
|
||||
}
|
||||
notify(BackgroundUpdate(BackgroundUpdate::Type::ApplyingTheme, _tile), true);
|
||||
}
|
||||
|
||||
void ChatBackground::writeNewBackgroundSettings() {
|
||||
if (_tile != _tileForRevert) {
|
||||
Local::writeUserSettings();
|
||||
}
|
||||
Local::writeBackground(_id, (_id == kThemeBackground || _id == kDefaultBackground) ? QImage() : _pixmap.toImage());
|
||||
}
|
||||
|
||||
void ChatBackground::revert() {
|
||||
if (_id == internal::kTestingThemeBackground
|
||||
|| _id == internal::kTestingDefaultBackground
|
||||
|| _id == internal::kTestingEditorBackground) {
|
||||
setTile(_tileForRevert);
|
||||
setImage(_idForRevert, std_::move(_imageForRevert));
|
||||
} else {
|
||||
// Apply current background image so that service bg colors are recounted.
|
||||
setImage(_id, std_::move(_pixmap).toImage());
|
||||
}
|
||||
notify(BackgroundUpdate(BackgroundUpdate::Type::RevertingTheme, _tile), true);
|
||||
}
|
||||
|
||||
|
||||
ChatBackground *Background() {
|
||||
instance.createIfNull();
|
||||
return &instance->background;
|
||||
}
|
||||
|
||||
bool Load(const QString &pathRelative, const QString &pathAbsolute, const QByteArray &content, Cached &cache) {
|
||||
if (content.size() < 4) {
|
||||
LOG(("Theme Error: Could not load theme from '%1' (%2)").arg(pathRelative).arg(pathAbsolute));
|
||||
return false;
|
||||
}
|
||||
|
||||
instance.createIfNull();
|
||||
if (loadThemeFromCache(content, cache)) {
|
||||
return true;
|
||||
}
|
||||
|
||||
if (!loadTheme(content, cache)) {
|
||||
return false;
|
||||
}
|
||||
Local::writeTheme(pathRelative, pathAbsolute, content, cache);
|
||||
return true;
|
||||
}
|
||||
|
||||
void Unload() {
|
||||
instance.clear();
|
||||
}
|
||||
|
||||
bool Apply(const QString &filepath) {
|
||||
auto preview = std_::make_unique<Preview>();
|
||||
preview->path = filepath;
|
||||
if (!LoadFromFile(preview->path, &preview->instance, &preview->content)) {
|
||||
return false;
|
||||
}
|
||||
return Apply(std_::move(preview));
|
||||
}
|
||||
|
||||
bool Apply(std_::unique_ptr<Preview> preview) {
|
||||
instance.createIfNull();
|
||||
instance->applying.path = std_::move(preview->path);
|
||||
instance->applying.content = std_::move(preview->content);
|
||||
instance->applying.cached = std_::move(preview->instance.cached);
|
||||
if (instance->applying.paletteForRevert.isEmpty()) {
|
||||
instance->applying.paletteForRevert = style::main_palette::save();
|
||||
}
|
||||
Background()->setTestingTheme(std_::move(preview->instance));
|
||||
return true;
|
||||
}
|
||||
|
||||
void ApplyDefault() {
|
||||
instance.createIfNull();
|
||||
instance->applying.path = QString();
|
||||
instance->applying.content = QByteArray();
|
||||
instance->applying.cached = Cached();
|
||||
if (instance->applying.paletteForRevert.isEmpty()) {
|
||||
instance->applying.paletteForRevert = style::main_palette::save();
|
||||
}
|
||||
Background()->setTestingDefaultTheme();
|
||||
}
|
||||
|
||||
bool ApplyEditedPalette(const QString &path, const QByteArray &content) {
|
||||
Instance out;
|
||||
if (!loadColorScheme(content, &out)) {
|
||||
return false;
|
||||
}
|
||||
out.cached.colors = out.palette.save();
|
||||
out.cached.paletteChecksum = style::palette::Checksum();
|
||||
out.cached.contentChecksum = hashCrc32(content.constData(), content.size());
|
||||
|
||||
instance.createIfNull();
|
||||
instance->applying.path = path;
|
||||
instance->applying.content = content;
|
||||
instance->applying.cached = out.cached;
|
||||
if (instance->applying.paletteForRevert.isEmpty()) {
|
||||
instance->applying.paletteForRevert = style::main_palette::save();
|
||||
}
|
||||
Background()->setTestingTheme(std_::move(out));
|
||||
KeepApplied();
|
||||
return true;
|
||||
}
|
||||
|
||||
void KeepApplied() {
|
||||
if (!instance) {
|
||||
return;
|
||||
}
|
||||
auto filepath = instance->applying.path;
|
||||
auto pathRelative = filepath.isEmpty() ? QString() : QDir().relativeFilePath(filepath);
|
||||
auto pathAbsolute = filepath.isEmpty() ? QString() : QFileInfo(filepath).absoluteFilePath();
|
||||
Local::writeTheme(pathRelative, pathAbsolute, instance->applying.content, instance->applying.cached);
|
||||
instance->applying = Data::Applying();
|
||||
Background()->keepApplied();
|
||||
}
|
||||
|
||||
void Revert() {
|
||||
if (!instance->applying.paletteForRevert.isEmpty()) {
|
||||
style::main_palette::load(instance->applying.paletteForRevert);
|
||||
}
|
||||
instance->applying = Data::Applying();
|
||||
Background()->revert();
|
||||
}
|
||||
|
||||
bool LoadFromFile(const QString &path, Instance *out, QByteArray *outContent) {
|
||||
*outContent = readThemeContent(path);
|
||||
if (outContent->size() < 4) {
|
||||
LOG(("Theme Error: Could not load theme from %1").arg(path));
|
||||
return false;
|
||||
}
|
||||
|
||||
return loadTheme(*outContent, out->cached, out);
|
||||
}
|
||||
|
||||
bool IsPaletteTestingPath(const QString &path) {
|
||||
if (path.endsWith(qstr(".tdesktop-palette"), Qt::CaseInsensitive)) {
|
||||
return QFileInfo(path).exists();
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
void ComputeBackgroundRects(QRect wholeFill, QSize imageSize, QRect &to, QRect &from) {
|
||||
if (uint64(imageSize.width()) * wholeFill.height() > uint64(imageSize.height()) * wholeFill.width()) {
|
||||
float64 pxsize = wholeFill.height() / float64(imageSize.height());
|
||||
int takewidth = qCeil(wholeFill.width() / pxsize);
|
||||
if (takewidth > imageSize.width()) {
|
||||
takewidth = imageSize.width();
|
||||
} else if ((imageSize.width() % 2) != (takewidth % 2)) {
|
||||
++takewidth;
|
||||
}
|
||||
to = QRect(int((wholeFill.width() - takewidth * pxsize) / 2.), 0, qCeil(takewidth * pxsize), wholeFill.height());
|
||||
from = QRect((imageSize.width() - takewidth) / 2, 0, takewidth, imageSize.height());
|
||||
} else {
|
||||
float64 pxsize = wholeFill.width() / float64(imageSize.width());
|
||||
int takeheight = qCeil(wholeFill.height() / pxsize);
|
||||
if (takeheight > imageSize.height()) {
|
||||
takeheight = imageSize.height();
|
||||
} else if ((imageSize.height() % 2) != (takeheight % 2)) {
|
||||
++takeheight;
|
||||
}
|
||||
to = QRect(0, int((wholeFill.height() - takeheight * pxsize) / 2.), wholeFill.width(), qCeil(takeheight * pxsize));
|
||||
from = QRect(0, (imageSize.height() - takeheight) / 2, imageSize.width(), takeheight);
|
||||
}
|
||||
}
|
||||
|
||||
bool CopyColorsToPalette(const QString &path, const QByteArray &themeContent) {
|
||||
auto paletteContent = themeContent;
|
||||
|
||||
zlib::FileToRead file(themeContent);
|
||||
|
||||
unz_global_info globalInfo = { 0 };
|
||||
file.getGlobalInfo(&globalInfo);
|
||||
if (file.error() == UNZ_OK) {
|
||||
paletteContent = file.readFileContent("colors.tdesktop-theme", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
|
||||
if (file.error() == UNZ_END_OF_LIST_OF_FILE) {
|
||||
file.clearError();
|
||||
paletteContent = file.readFileContent("colors.tdesktop-palette", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
|
||||
}
|
||||
if (file.error() != UNZ_OK) {
|
||||
LOG(("Theme Error: could not read 'colors.tdesktop-theme' or 'colors.tdesktop-palette' in the theme file, while copying to '%1'.").arg(path));
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
QFile f(path);
|
||||
if (!f.open(QIODevice::WriteOnly)) {
|
||||
LOG(("Theme Error: could not open file for write '%1'").arg(path));
|
||||
return false;
|
||||
}
|
||||
|
||||
if (f.write(paletteContent) != paletteContent.size()) {
|
||||
LOG(("Theme Error: could not write palette to '%1'").arg(path));
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
bool ReadPaletteValues(const QByteArray &content, base::lambda<bool(QLatin1String name, QLatin1String value)> &&callback) {
|
||||
if (content.size() > kThemeSchemeSizeLimit) {
|
||||
LOG(("Theme Error: color scheme file too large (should be less than 1 MB, got %2)").arg(content.size()));
|
||||
return false;
|
||||
}
|
||||
|
||||
auto data = base::parse::stripComments(content);
|
||||
auto from = data.constData(), end = from + data.size();
|
||||
while (from != end) {
|
||||
auto name = QLatin1String("");
|
||||
auto value = QLatin1String("");
|
||||
if (!readNameAndValue(from, end, &name, &value)) {
|
||||
return false;
|
||||
}
|
||||
if (name.size() == 0) { // End of content reached.
|
||||
return true;
|
||||
}
|
||||
if (!callback(name, value)) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
} // namespace Theme
|
||||
} // namespace Window
|
||||
Reference in New Issue
Block a user