// initialization
public PDEDrawablePolaroidFrame(Drawable drawable) {
mElementImageDrawable = new PDEDrawableIconImage(drawable);
mElementPolaroidFrameColor = PDEColor.valueOf("DTWhite");
// init sublayers
initLayers();
mElementPolaroidDrawable.setElementBackgroundColor(PDEColor.valueOf("DTTransparentBlack"));
}
/**
* @brief internal initial helper to init needed layers. shadow is not created here, it must
* initialized by createShadow separately
*/
private void initLayers() {
// initialize polaroid frame layer
mElementPolaroidDrawable = new PDEDrawableRoundedBox();
mElementPolaroidDrawable.setBounds(0, 0, 0, 0);
// create gradient layer for polaroid
mElementGradientDrawable = new PDEDrawableRoundedGradientBox();
// init gradient layer for image and layer it to imagelayer
mElementImageGradientDrawable = new PDEDrawableRoundedGradientBox();
// create inner shadow for image
mElementInnerShadowDrawable = new PDEDrawableShapedInnerShadow();
mElementInnerShadowDrawable.setBounds(0, 0, 0, 0);
// mElementInnerShadowDrawable.setElementShapeColor(PDEColor.valueOf("DTBlack"));
mElementInnerShadowDrawable.setElementShapeColor(PDEColor.valueOf("Black20Alpha"));
mElementInnerShadowDrawable.setElementLightIncidenceOffset(new PointF(0.0f, 0.0f));
// mElementInnerShadowDrawable.setElementShapeOpacity(0.2f);
// set shadow to null, create it on request
mElementShadowDrawable = null;
// hang in main layers
addLayer(mElementPolaroidDrawable);
addLayer(mElementGradientDrawable);
addLayer(mElementImageDrawable);
addLayer(mElementImageGradientDrawable);
addLayer(mElementInnerShadowDrawable);
}
/** @brief update helper function for the polaroid bg layer */
private void updatePolaroidDrawable(Rect bounds) {
PDEColor highColor;
PDEColor lowColor;
float red, green, blue;
Rect frameRect = new Rect(0, 0, bounds.width(), bounds.height());
mElementCornerRadius = bounds.width() * 0.07f;
// update Frame
mElementPolaroidDrawable.setBounds(frameRect);
mElementPolaroidDrawable.setElementCornerRadius(mElementCornerRadius);
mElementPolaroidDrawable.setElementBorderColor(mElementPolaroidFrameColor);
// todo: this border stuff does not work properly!!! So we take a workaround.
// mElementPolaroidDrawable.setElementBorderWidth(polaroidRelativeValue(2.5f));
int border = Math.round(polaroidRelativeValue(2.5f));
mElementGradientDrawable.setBounds(
frameRect.left + border,
frameRect.top + border,
frameRect.right - border,
frameRect.bottom - border);
red = mElementPolaroidFrameColor.getRed();
blue = mElementPolaroidFrameColor.getBlue();
green = mElementPolaroidFrameColor.getGreen();
highColor = new PDEColor(red, green, blue, 0.0f);
lowColor = new PDEColor(red - 0.33f, green - 0.33f, blue - 0.33f, 0.75f);
mElementGradientDrawable.setElementBackgroundGradientColors(highColor, highColor, lowColor);
mElementGradientDrawable.setElementGradientDistributionPositions(0.0f, 0.85f, 1.0f);
// set other layer data
mElementPolaroidDrawable.setElementBackgroundColor(mElementPolaroidFrameColor);
mElementGradientDrawable.setElementCornerRadius(mElementCornerRadius);
mElementGradientDrawable.setElementBorderColor(PDEColor.valueOf("DTTransparentBlack"));
}
/** @brief update function for the image layer (image self, image gradient, image inner-shadow) */
private void updateElementImageDrawable(Rect bounds) {
PDEColor highColor, mainColor;
PDEColor lowColor;
// float placeHolderFrameDistance;
Rect imgBounds;
// int
// placeHolderFrameDistance = (bounds.width() - polaroidRelativeValue(176.5f) )/2.0f +
// Math.round(polaroidRelativeValue(2.5f));
// Rect frameRect = new Rect((int)placeHolderFrameDistance,
// (int)placeHolderFrameDistance,
// (int)placeHolderFrameDistance +
// (int)polaroidRelativeValue(176.5f),
// (int)placeHolderFrameDistance +
// (int)polaroidRelativeValue(176.5f));
int border = Math.round(polaroidRelativeValue(2.5f));
// Rect frameRect = new Rect(bounds.left + border,bounds.top + border,bounds.right -
// border,
// bounds.bottom - border);
Rect frameRect = new Rect(0, 0, bounds.width(), bounds.height());
// mElementImageDrawable.enableAspectRatio(false);
// mElementImageDrawable.setBounds(frameRect.left + border, frameRect.top + border,
// frameRect.right - 2 * border,
// frameRect.right - border);
mElementImageDrawable.setLayoutOffset(frameRect.left + 2 * border, frameRect.top + 2 * border);
mElementImageDrawable.setLayoutWidth(frameRect.width() - 4 * border);
Path clipPath;
clipPath = new Path();
float radius = mElementPolaroidDrawable.getElementCornerRadius() - border / 2.0f;
// calculate clip path
// clipPath.addRoundRect(new RectF(mElementImageDrawable.getBounds().left /*+ border*/,
// mElementImageDrawable.getBounds().top /*+ border*/,
// mElementImageDrawable.getBounds().right,
// mElementImageDrawable.getBounds().bottom),radius,
// radius,
// Path.Direction.CW);
clipPath.addRoundRect(
new RectF(
0.5f /*+ border*/,
0.5f /*+ border*/,
mElementImageDrawable.getBounds().width() - 0.5f,
mElementImageDrawable.getBounds().height() - 0.5f),
radius,
radius,
Path.Direction.CW);
clipPath.close();
// mElementImageDrawable.setElementClipPath(clipPath,true);
mElementImageDrawable.setElementClipPath(clipPath);
// Add some gradient to the image view.
highColor = new PDEColor(1.0f, 1.0f, 1.0f, 0.5f);
mainColor = new PDEColor(0.5f, 0.5f, 0.5f, 0.25f);
lowColor = new PDEColor(0.0f, 0.0f, 0.0f, 0.0f);
// highColor = new PDEColor(1.0f,0.0f,0.0f,0.5f);
// mainColor = new PDEColor(1.0f,0.0f,0.0f,0.5f);
// lowColor = new PDEColor(1.0f,0.0f,0.0f,0.5f);
imgBounds = mElementImageDrawable.getBounds();
mElementImageGradientDrawable.setLayoutRect(
new Rect(imgBounds.left - 1, imgBounds.top - 1, imgBounds.right + 1, imgBounds.bottom + 1));
mElementImageGradientDrawable.setElementBorderColor(PDEColor.valueOf("DTTransparentBlack"));
mElementImageGradientDrawable.setElementCornerRadius(radius);
mElementImageGradientDrawable.setElementBackgroundGradientColors(
highColor, mainColor, lowColor);
// set inner shadow on image
mElementInnerShadowDrawable.setElementBlurRadius(polaroidRelativeValue(8.0f));
/* RectF layoutRect = new RectF(mElementImageDrawable.getBounds().left, mElementImageDrawable.getBounds().top,
mElementImageDrawable.getBounds().right,
mElementImageDrawable.getBounds().bottom);*/
mElementInnerShadowDrawable.setLayoutRect(mElementImageGradientDrawable.getBounds());
mElementInnerShadowDrawable.setElementShapeRoundedRect(radius);
}