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lokdocview: Add support for editing documents

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Change-Id: I8637d99e6fa59129af207e667bcdf03dc212efeb
This commit is contained in:
Pranav Kant
2015-06-04 03:32:18 +05:30
committed by Miklos Vajna
parent cc78267f27
commit 82a208a08f
3 changed files with 133 additions and 78 deletions
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50
libreofficekit/source/gtk/lokdocview.cxx
View File

@@ -821,7 +821,7 @@ void LOKDocView_Impl::renderDocument(GdkRectangle* pPartial)
if (bPaint)
{
g_info("gettile: (%d %d)", nRow, nColumn);
// g_info("gettile: (%d %d)", nRow, nColumn);
Tile& currentTile = m_pTileBuffer->tile_buffer_get_tile(nRow, nColumn);
GdkPixbuf* pPixBuf = currentTile.tile_get_buffer();
@@ -934,17 +934,50 @@ gboolean LOKDocView_Impl::callbackImpl(CallbackData* pCallback)
if (pCallback->m_aPayload != "EMPTY")
{
GdkRectangle aRectangle = LOKDocView_Impl::payloadToRectangle(pCallback->m_aPayload.c_str());
renderDocument(&aRectangle);
GdkRectangle aRectanglePixels;
aRectanglePixels.x = twipToPixel(aRectangle.x);
aRectanglePixels.y = twipToPixel(aRectangle.y);
aRectanglePixels.width = twipToPixel(aRectangle.width);
aRectanglePixels.height = twipToPixel(aRectangle.height);
int rowStart = aRectanglePixels.y / nTileSizePixels;
int colStart = aRectanglePixels.x / nTileSizePixels;
int rowEnd = (aRectanglePixels.y + aRectanglePixels.height + nTileSizePixels) / nTileSizePixels;
int colEnd = (aRectanglePixels.x + aRectanglePixels.width + nTileSizePixels) / nTileSizePixels;
int i,j;
for (i = rowStart; i < rowEnd; i++) {
for (j = colStart; j < colEnd; j++) {
m_pTileBuffer->tile_buffer_set_invalid(i, j);
}
}
renderDocument(0);
}
else
{
m_pTileBuffer->tile_buffer_reset_all_tiles();
renderDocument(0);
}
}
break;
case LOK_CALLBACK_INVALIDATE_VISIBLE_CURSOR:
{
m_aVisibleCursor = LOKDocView_Impl::payloadToRectangle(pCallback->m_aPayload.c_str());
m_bCursorOverlayVisible = true;
gtk_widget_queue_draw(GTK_WIDGET(m_pDrawingArea));
GdkRectangle aRectanglePixels;
aRectanglePixels.x = twipToPixel(m_aVisibleCursor.x);
aRectanglePixels.y = twipToPixel(m_aVisibleCursor.y);
aRectanglePixels.width = twipToPixel(m_aVisibleCursor.width);
aRectanglePixels.height = twipToPixel(m_aVisibleCursor.height);
int rowStart = aRectanglePixels.y / nTileSizePixels;
int colStart = aRectanglePixels.x / nTileSizePixels;
int rowEnd = (aRectanglePixels.y + aRectanglePixels.height + nTileSizePixels) / nTileSizePixels;
int colEnd = (aRectanglePixels.x + aRectanglePixels.width + nTileSizePixels) / nTileSizePixels;
int i,j;
for (i = rowStart; i < rowEnd; i++) {
for (j = colStart; j < colEnd; j++) {
m_pTileBuffer->tile_buffer_set_invalid(i, j);
}
}
renderDocument(0);
}
break;
case LOK_CALLBACK_TEXT_SELECTION:
@@ -961,7 +994,6 @@ gboolean LOKDocView_Impl::callbackImpl(CallbackData* pCallback)
}
else
memset(&m_aHandleMiddleRect, 0, sizeof(m_aHandleMiddleRect));
gtk_widget_queue_draw(GTK_WIDGET(m_pDrawingArea));
}
break;
case LOK_CALLBACK_TEXT_SELECTION_START:
@@ -1144,6 +1176,16 @@ static void lok_docview_init( GTypeInstance* pInstance, gpointer )
g_signal_connect(GTK_OBJECT(pDocView->m_pImpl->m_pDrawingArea),
"expose-event",
GTK_SIGNAL_FUNC(LOKDocView_Impl::on_exposed), pDocView);
g_signal_connect(GTK_OBJECT(pDocView->m_pImpl->m_pDrawingArea),
"expose-event",
GTK_SIGNAL_FUNC(LOKDocView_Impl::renderOverlay), pDocView);
gtk_widget_add_events(pDocView->m_pImpl->m_pDrawingArea,
GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
| GDK_BUTTON_MOTION_MASK);
g_signal_connect(G_OBJECT(pDocView->m_pImpl->m_pDrawingArea), "button-press-event", G_CALLBACK(LOKDocView_Impl::signalButton), pDocView);
g_signal_connect(G_OBJECT(pDocView->m_pImpl->m_pDrawingArea), "button-release-event", G_CALLBACK(LOKDocView_Impl::signalButton), pDocView);
g_signal_connect(G_OBJECT(pDocView->m_pImpl->m_pDrawingArea), "motion-notify-event", G_CALLBACK(LOKDocView_Impl::signalMotion), pDocView);
gtk_signal_connect(GTK_OBJECT(pDocView), "destroy", GTK_SIGNAL_FUNC(LOKDocView_Impl::destroy), 0);
}

17
libreofficekit/source/gtk/tilebuffer.cxx
View File

@@ -28,7 +28,7 @@ GdkPixbuf* Tile::tile_get_buffer()
void Tile::tile_release()
{
gdk_pixbuf_unref(m_pBuffer);
g_object_unref (m_pBuffer);
m_pBuffer = NULL;
}
@@ -53,11 +53,24 @@ void TileBuffer::tile_buffer_reset_all_tiles()
m_mTiles.clear();
}
void TileBuffer::tile_buffer_set_invalid(int x, int y)
{
int index = x * m_nWidth + y;
g_info("setting invalid : %d %d",x, y);
if (m_mTiles.find(index) != m_mTiles.end())
{
m_mTiles[index].valid = 0;
m_mTiles[index].tile_release();
m_mTiles.erase(index);
}
}
Tile& TileBuffer::tile_buffer_get_tile(int x, int y)
{
int index = x * m_nWidth + y;
if(m_mTiles.find(index) == m_mTiles.end())
if(m_mTiles.find(index) == m_mTiles.end() || !m_mTiles[index].valid)
{
GdkPixbuf* pPixBuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, m_nTileSize, m_nTileSize);
if (!pPixBuf){
g_info ("error allocating memory to pixbuf");

10
libreofficekit/source/gtk/tilebuffer.hxx
View File

@@ -25,17 +25,16 @@
*/
class Tile
{
public:
public:
Tile() : valid(0) {}
~Tile() {
tile_release();
}
GdkPixbuf* tile_get_buffer();
void tile_release();
void tile_set_pixbuf(GdkPixbuf*);
bool valid;
private:
private:
GdkPixbuf *m_pBuffer;
};
@@ -45,7 +44,7 @@ private:
*/
class TileBuffer
{
public:
public:
TileBuffer(LibreOfficeKitDocument *document,
int tileSize,
int rows,
@@ -63,7 +62,8 @@ public:
Tile& tile_buffer_get_tile(int x, int y);
void tile_buffer_update();
void tile_buffer_reset_all_tiles();
private:
void tile_buffer_set_invalid(int x, int y);
private:
LibreOfficeKitDocument *m_pLOKDocument;
int m_nTileSize;
float m_fZoomFactor;