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Android: Extract VectorDrawable

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Task-numer: QTBUG-42488
Change-Id: Iacc9e6afc75f1f480ba8119c9cbd481beb1d1089
Reviewed-by: J-P Nurmi <jpnurmi@theqtcompany.com>
Reviewed-by: BogDan Vatra <bogdan@kde.org>
This commit is contained in:
BogDan Vatra 2014-11-13 15:43:08 +02:00 committed by Jani Heikkinen
parent 0600f7d629
commit 2b9ae07ca3
1 changed files with 111 additions and 0 deletions
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111
src/android/jar/src/org/qtproject/qt5/android/ExtractStyle.java
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@ -99,6 +99,7 @@ public class ExtractStyle {
Class<?> styleableClass = getClass("android.R$styleable");
Class<?> rippleDrawableClass = getClass("android.graphics.drawable.RippleDrawable");
Class<?> animatedStateListDrawableClass = getClass("android.graphics.drawable.AnimatedStateListDrawable");
Class<?> vectorDrawableClass = getClass("android.graphics.drawable.VectorDrawable");
final int[] EMPTY_STATE_SET = {};
final int[] ENABLED_STATE_SET = {android.R.attr.state_enabled};
@ -410,6 +411,24 @@ public class ExtractStyle {
return null;
}
Field tryGetAccessibleField(Class<?> clazz, String fieldName) {
if (clazz == null)
return null;
try {
Field f = clazz.getDeclaredField(fieldName);
f.setAccessible(true);
return f;
} catch (Exception e) {
for (Class<?> c : clazz.getInterfaces()) {
Field f = tryGetAccessibleField(c, fieldName);
if (f != null)
return f;
}
}
return tryGetAccessibleField(clazz.getSuperclass(), fieldName);
}
int getField(Class<?> clazz, String fieldName)
{
try {
@ -873,6 +892,95 @@ public class ExtractStyle {
return json;
}
private JSONObject getVPath(Object path) throws Exception
{
JSONObject json = new JSONObject();
final Class<?> pathClass = path.getClass();
json.put("type", "path");
json.put("name", tryGetAccessibleField(pathClass, "mPathName").get(path));
Object[] mNodes = (Object[]) tryGetAccessibleField(pathClass, "mNodes").get(path);
JSONArray nodes = new JSONArray();
for (Object n: mNodes) {
JSONObject node = new JSONObject();
node.put("type", String.valueOf(getAccessibleField(n.getClass(), "mType").getChar(n)));
node.put("params", getJsonArray((float[])getAccessibleField(n.getClass(), "mParams").get(n)));
nodes.put(node);
}
json.put("nodes", nodes);
json.put("isClip", (Boolean) pathClass.getMethod("isClipPath").invoke(path));
if (tryGetAccessibleField(pathClass, "mStrokeColor") == null)
return json; // not VFullPath
json.put("strokeColor", getAccessibleField(pathClass, "mStrokeColor").getInt(path));
json.put("strokeWidth", getAccessibleField(pathClass, "mStrokeWidth").getFloat(path));
json.put("fillColor", getAccessibleField(pathClass, "mFillColor").getInt(path));
json.put("strokeAlpha", getAccessibleField(pathClass, "mStrokeAlpha").getFloat(path));
json.put("fillRule", getAccessibleField(pathClass, "mFillRule").getInt(path));
json.put("fillAlpha", getAccessibleField(pathClass, "mFillAlpha").getFloat(path));
json.put("trimPathStart", getAccessibleField(pathClass, "mTrimPathStart").getFloat(path));
json.put("trimPathEnd", getAccessibleField(pathClass, "mTrimPathEnd").getFloat(path));
json.put("trimPathOffset", getAccessibleField(pathClass, "mTrimPathOffset").getFloat(path));
json.put("strokeLineCap", (Paint.Cap) getAccessibleField(pathClass, "mStrokeLineCap").get(path));
json.put("strokeLineJoin", (Paint.Join) getAccessibleField(pathClass, "mStrokeLineJoin").get(path));
json.put("strokeMiterlimit", getAccessibleField(pathClass, "mStrokeMiterlimit").getFloat(path));
return json;
}
@SuppressWarnings("unchecked")
private JSONObject getVGroup(Object group) throws Exception
{
JSONObject json = new JSONObject();
json.put("type", "group");
final Class<?> groupClass = group.getClass();
json.put("name", getAccessibleField(groupClass, "mGroupName").get(group));
json.put("rotate", getAccessibleField(groupClass, "mRotate").getFloat(group));
json.put("pivotX", getAccessibleField(groupClass, "mPivotX").getFloat(group));
json.put("pivotY", getAccessibleField(groupClass, "mPivotY").getFloat(group));
json.put("scaleX", getAccessibleField(groupClass, "mScaleX").getFloat(group));
json.put("scaleY", getAccessibleField(groupClass, "mScaleY").getFloat(group));
json.put("translateX", getAccessibleField(groupClass, "mTranslateX").getFloat(group));
json.put("translateY", getAccessibleField(groupClass, "mTranslateY").getFloat(group));
ArrayList<Object> mChildren = (ArrayList<Object>) getAccessibleField(groupClass, "mChildren").get(group);
JSONArray children = new JSONArray();
for (Object c: mChildren) {
if (groupClass.isInstance(c))
children.put(getVGroup(c));
else
children.put(getVPath(c));
}
json.put("children", children);
return json;
}
private JSONObject getVectorDrawable(Object drawable, String filename, Rect padding)
{
JSONObject json = new JSONObject();
try {
json.put("type", "vector");
final Object state = getAccessibleField(vectorDrawableClass, "mVectorState").get(drawable);
final Class<?> stateClass = state.getClass();
final ColorStateList mTint = (ColorStateList) getAccessibleField(stateClass, "mTint").get(state);
if (mTint != null) {
json.put("tintList", getColorStateList(mTint));
json.put("tintMode", (PorterDuff.Mode) getAccessibleField(stateClass, "mTintMode").get(state));
}
final Object mVPathRenderer = getAccessibleField(stateClass, "mVPathRenderer").get(state);
final Class<?> VPathRendererClass = mVPathRenderer.getClass();
json.put("baseWidth", getAccessibleField(VPathRendererClass, "mBaseWidth").getFloat(mVPathRenderer));
json.put("baseHeight", getAccessibleField(VPathRendererClass, "mBaseHeight").getFloat(mVPathRenderer));
json.put("viewportWidth", getAccessibleField(VPathRendererClass, "mViewportWidth").getFloat(mVPathRenderer));
json.put("viewportHeight", getAccessibleField(VPathRendererClass, "mViewportHeight").getFloat(mVPathRenderer));
json.put("rootAlpha", getAccessibleField(VPathRendererClass, "mRootAlpha").getInt(mVPathRenderer));
json.put("rootName", getAccessibleField(VPathRendererClass, "mRootName").get(mVPathRenderer));
json.put("rootGroup", getVGroup(getAccessibleField(mVPathRenderer.getClass(), "mRootGroup").get(mVPathRenderer)));
} catch(Exception e) {
e.printStackTrace();
}
return json;
}
public JSONObject getDrawable(Object drawable, String filename, Rect padding)
{
if (drawable == null)
@ -922,6 +1030,9 @@ public class ExtractStyle {
if (animatedStateListDrawableClass != null && animatedStateListDrawableClass.isInstance(drawable))
return getAnimatedStateListDrawable(drawable, filename);
if (vectorDrawableClass != null && vectorDrawableClass.isInstance(drawable))
return getVectorDrawable(drawable, filename, padding);
if (drawable instanceof ScaleDrawable)
{
return getDrawable(((ScaleDrawable)drawable).getDrawable(), filename, null);