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android: move handles into GraphicSelectionCanvasElement

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Change-Id: Ib372b4fac35ae77bf06c65913b142ae3e80b0eb5
This commit is contained in:
Tomaž Vajngerl
2015-03-25 21:44:00 +09:00
committed by Miklos Vajna
parent 0bc8e678a1
commit aa5a78cf8b
2 changed files with 98 additions and 110 deletions
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89
android/experimental/LOAndroid3/src/java/org/libreoffice/canvas/GraphicSelectionCanvasElement.java
View File

@@ -13,6 +13,9 @@ import android.graphics.Paint;
import android.graphics.PointF;
import android.graphics.RectF;
import org.libreoffice.LOKitShell;
import org.mozilla.gecko.gfx.LayerView;
/**
* This class is responsible to draw and reposition the selection
* rectangle.
@@ -25,25 +28,72 @@ public class GraphicSelectionCanvasElement {
private DragType mType = DragType.NONE;
private PointF mStartDragPosition;
private GraphicSelectionHandleCanvasElement mHandles[] = new GraphicSelectionHandleCanvasElement[8];
private GraphicSelectionHandleCanvasElement mDragHandle = null;
public GraphicSelectionCanvasElement(Paint graphicSelectionPaint) {
mGraphicSelectionPaint = graphicSelectionPaint;
mHandles[0] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[1] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[2] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[3] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[4] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[5] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[6] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[7] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
}
public void reposition(RectF scaledRectangle) {
mScaledRectangle = scaledRectangle;
mDrawRectangle = scaledRectangle;
mHandles[0].reposition(scaledRectangle.left, scaledRectangle.top);
mHandles[1].reposition(scaledRectangle.centerX(), scaledRectangle.top);
mHandles[2].reposition(scaledRectangle.right, scaledRectangle.top);
mHandles[3].reposition(scaledRectangle.left, scaledRectangle.centerY());
mHandles[4].reposition(scaledRectangle.right, scaledRectangle.centerY());
mHandles[5].reposition(scaledRectangle.left, scaledRectangle.bottom);
mHandles[6].reposition(scaledRectangle.centerX(), scaledRectangle.bottom);
mHandles[7].reposition(scaledRectangle.right, scaledRectangle.bottom);
}
public boolean contains(float x, float y) {
// Check if handle was hit
for (GraphicSelectionHandleCanvasElement handle : mHandles) {
if (handle.contains(x, y)) {
return true;
}
}
return mScaledRectangle.contains(x, y);
}
public void draw(Canvas canvas) {
canvas.drawRect(mDrawRectangle, mGraphicSelectionPaint);
for (GraphicSelectionHandleCanvasElement handle : mHandles) {
if (mType == DragType.MOVE || mType == DragType.EXTEND) {
handle.drawSelected(canvas);
} else {
handle.draw(canvas);
}
}
}
public void dragStart(DragType type, PointF position) {
mType = type;
public void dragStart(PointF position) {
mDragHandle = null;
mType = DragType.NONE;
for (GraphicSelectionHandleCanvasElement handle : mHandles) {
if (handle.contains(position.x, position.y)) {
mDragHandle = handle;
mType = DragType.EXTEND;
sendGraphicSelectionStart(handle.mPosition);
}
}
if (mDragHandle == null) {
mType = DragType.MOVE;
sendGraphicSelectionStart(position);
}
mStartDragPosition = position;
}
@@ -61,9 +111,40 @@ public class GraphicSelectionCanvasElement {
}
}
public void dragEnd() {
mType = DragType.NONE;
public void dragEnd(PointF position) {
PointF point = new PointF();
if (mDragHandle != null) {
point.x = mDragHandle.mPosition.x;
point.y = mDragHandle.mPosition.y;
} else {
point.x = mStartDragPosition.x;
point.y = mStartDragPosition.y;
}
float deltaX = position.x - mStartDragPosition.x;
float deltaY = position.y - mStartDragPosition.y;
point.offset(deltaX, deltaY);
sendGraphicSelectionEnd(point);
mDrawRectangle = mScaledRectangle;
mDragHandle = null;
mType = DragType.NONE;
}
private void sendGraphicSelectionStart(PointF screenPosition) {
LayerView layerView = LOKitShell.getLayerView();
if (layerView != null) {
PointF documentPoint = layerView.getLayerClient().convertViewPointToLayerPoint(screenPosition);
LOKitShell.sendTouchEvent("GraphicSelectionStart", documentPoint);
}
}
private void sendGraphicSelectionEnd(PointF screenPosition) {
LayerView layerView = LOKitShell.getLayerView();
if (layerView != null) {
PointF documentPoint = layerView.getLayerClient().convertViewPointToLayerPoint(screenPosition);
LOKitShell.sendTouchEvent("GraphicSelectionEnd", documentPoint);
}
}
public enum DragType {

119
android/experimental/LOAndroid3/src/java/org/libreoffice/overlay/TextCursorView.java
View File

@@ -53,17 +53,11 @@ public class TextCursorView extends View implements View.OnTouchListener {
private GraphicSelectionCanvasElement mGraphicSelection;
private PointF mTouchStart = new PointF();
private PointF mDeltaPoint = new PointF();
private boolean mGraphicSelectionVisible;
private boolean mGraphicSelectionMove = false;
private LayerView mLayerView;
private GraphicSelectionHandleCanvasElement mHandles[] = new GraphicSelectionHandleCanvasElement[8];
private GraphicSelectionHandleCanvasElement mDragHandle = null;
public TextCursorView(Context context) {
super(context);
initialize();
@@ -102,15 +96,6 @@ public class TextCursorView extends View implements View.OnTouchListener {
mGraphicSelectionVisible = false;
mHandles[0] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[1] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[2] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[3] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[4] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[5] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[6] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
mHandles[7] = new GraphicSelectionHandleCanvasElement(mGraphicSelectionPaint);
postDelayed(cursorAnimation, CURSOR_BLINK_TIME);
mInitialized = true;
@@ -169,15 +154,6 @@ public class TextCursorView extends View implements View.OnTouchListener {
RectF scaledGraphicSelection = convertPosition(mGraphicSelection.mRectangle, x, y, zoom);
mGraphicSelection.reposition(scaledGraphicSelection);
mHandles[0].reposition(scaledGraphicSelection.left, scaledGraphicSelection.top);
mHandles[1].reposition(scaledGraphicSelection.centerX(), scaledGraphicSelection.top);
mHandles[2].reposition(scaledGraphicSelection.right, scaledGraphicSelection.top);
mHandles[3].reposition(scaledGraphicSelection.left, scaledGraphicSelection.centerY());
mHandles[4].reposition(scaledGraphicSelection.right, scaledGraphicSelection.centerY());
mHandles[5].reposition(scaledGraphicSelection.left, scaledGraphicSelection.bottom);
mHandles[6].reposition(scaledGraphicSelection.centerX(), scaledGraphicSelection.bottom);
mHandles[7].reposition(scaledGraphicSelection.right, scaledGraphicSelection.bottom);
invalidate();
}
@@ -200,20 +176,6 @@ public class TextCursorView extends View implements View.OnTouchListener {
}
if (mGraphicSelectionVisible) {
mGraphicSelection.draw(canvas);
if (mGraphicSelectionMove) {
for (GraphicSelectionHandleCanvasElement handle : mHandles) {
if (mDragHandle == handle) {
handle.drawSelected(canvas);
} else {
handle.draw(canvas);
}
}
} else {
for (GraphicSelectionHandleCanvasElement handle : mHandles) {
handle.draw(canvas);
}
}
}
}
@@ -259,32 +221,30 @@ public class TextCursorView extends View implements View.OnTouchListener {
@Override
public boolean onTouch(View view, MotionEvent event) {
if (mLayerView == null) {
mLayerView = LOKitShell.getLayerView();
if (mLayerView == null) {
return false;
}
}
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN: {
mTouchStart.x = event.getX();
mTouchStart.y = event.getY();
if (mGraphicSelectionVisible) {
return checkIfGraphicSelectionWasHit();
// Check if inside graphic selection was hit
PointF startPosition = new PointF(event.getX(), event.getY());
if (mGraphicSelection.contains(startPosition.x, startPosition.y)) {
mGraphicSelectionMove = true;
mGraphicSelection.dragStart(startPosition);
invalidate();
return true;
}
return false;
}
}
case MotionEvent.ACTION_UP: {
if (mGraphicSelectionVisible && mGraphicSelectionMove) {
mDeltaPoint.x = event.getX() - mTouchStart.x;
mDeltaPoint.y = event.getY() - mTouchStart.y;
return stopGraphicSelection();
mGraphicSelectionMove = false;
mGraphicSelection.dragEnd(new PointF(event.getX(), event.getY()));
invalidate();
return true;
}
}
case MotionEvent.ACTION_MOVE: {
if (mGraphicSelectionVisible && mGraphicSelectionMove) {
mDeltaPoint.x = event.getX() - mTouchStart.x;
mDeltaPoint.y = event.getY() - mTouchStart.y;
mGraphicSelection.dragging(new PointF(event.getX(), event.getY()));
invalidate();
return true;
@@ -293,59 +253,6 @@ public class TextCursorView extends View implements View.OnTouchListener {
}
return false;
}
private boolean checkIfGraphicSelectionWasHit() {
// Check if handle was hit
mDragHandle = null;
for (GraphicSelectionHandleCanvasElement handle : mHandles) {
if (handle.contains(mTouchStart.x, mTouchStart.y)) {
mDragHandle = handle;
mGraphicSelectionMove = true;
mGraphicSelection.dragStart(GraphicSelectionCanvasElement.DragType.EXTEND, mTouchStart);
sendGraphicSelectionStart(handle.mPosition);
return true;
}
}
// Check if inside graphic selection was hit
if (mGraphicSelection.contains(mTouchStart.x, mTouchStart.y)) {
mGraphicSelectionMove = true;
mGraphicSelection.dragStart(GraphicSelectionCanvasElement.DragType.MOVE, mTouchStart);
sendGraphicSelectionStart(mTouchStart);
return true;
}
return false;
}
private boolean stopGraphicSelection() {
mGraphicSelectionMove = false;
PointF point = new PointF();
if (mDragHandle != null) {
point.x = mDragHandle.mPosition.x;
point.y = mDragHandle.mPosition.y;
} else {
point.x = mTouchStart.x;
point.y = mTouchStart.y;
}
point.offset(mDeltaPoint.x, mDeltaPoint.y);
sendGraphicSelectionEnd(point);
mGraphicSelection.dragEnd();
invalidate();
return true;
}
private void sendGraphicSelectionStart(PointF screenPosition) {
PointF documentPoint = mLayerView.getLayerClient().convertViewPointToLayerPoint(screenPosition);
Log.i(LOGTAG, "Selection Start P: " + documentPoint + " : " + mGraphicSelection);
LOKitShell.sendTouchEvent("GraphicSelectionStart", documentPoint);
}
private void sendGraphicSelectionEnd(PointF screenPosition) {
PointF documentPoint = mLayerView.getLayerClient().convertViewPointToLayerPoint(screenPosition);
Log.i(LOGTAG, "Selection End P: " + documentPoint + " : " + mGraphicSelection);
LOKitShell.sendTouchEvent("GraphicSelectionEnd", documentPoint);
}
}
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