/** Recalculates page rectangles. */
private void updatePageRects() {
if (mViewRect.width() == 0 || mViewRect.height() == 0) {
return;
} else if (mViewMode == SHOW_ONE_PAGE) {
mPageRectRight.set(mViewRect);
mPageRectRight.left += mViewRect.width() * mMargins.left;
mPageRectRight.right -= mViewRect.width() * mMargins.right;
mPageRectRight.top += mViewRect.height() * mMargins.top;
mPageRectRight.bottom -= mViewRect.height() * mMargins.bottom;
mPageRectLeft.set(mPageRectRight);
mPageRectLeft.offset(-mPageRectRight.width(), 0);
int bitmapW = (int) ((mPageRectRight.width() * mViewportWidth) / mViewRect.width());
int bitmapH = (int) ((mPageRectRight.height() * mViewportHeight) / mViewRect.height());
mObserver.onPageSizeChanged(bitmapW, bitmapH);
} else if (mViewMode == SHOW_TWO_PAGES) {
mPageRectRight.set(mViewRect);
mPageRectRight.left += mViewRect.width() * mMargins.left;
mPageRectRight.right -= mViewRect.width() * mMargins.right;
mPageRectRight.top += mViewRect.height() * mMargins.top;
mPageRectRight.bottom -= mViewRect.height() * mMargins.bottom;
mPageRectLeft.set(mPageRectRight);
mPageRectLeft.right = (mPageRectLeft.right + mPageRectLeft.left) / 2;
mPageRectRight.left = mPageRectLeft.right;
int bitmapW = (int) ((mPageRectRight.width() * mViewportWidth) / mViewRect.width());
int bitmapH = (int) ((mPageRectRight.height() * mViewportHeight) / mViewRect.height());
mObserver.onPageSizeChanged(bitmapW, bitmapH);
}
}
@Override
public synchronized void onDrawFrame(GL10 gl) {
mObserver.onDrawFrame();
if (mBackgroundColorChanged) {
gl.glClearColor(
Color.red(mBackgroundColor) / 255f,
Color.green(mBackgroundColor) / 255f,
Color.blue(mBackgroundColor) / 255f,
Color.alpha(mBackgroundColor) / 255f);
mBackgroundColorChanged = false;
}
gl.glClear(GL10.GL_COLOR_BUFFER_BIT); // | GL10.GL_DEPTH_BUFFER_BIT);
gl.glLoadIdentity();
if (USE_PERSPECTIVE_PROJECTION) {
gl.glTranslatef(0, 0, -6f);
}
for (int i = 0; i < mCurlMeshes.size(); ++i) {
mCurlMeshes.get(i).onDrawFrame(gl);
}
}
@Override
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
gl.glClearColor(0f, 0f, 0f, 1f);
gl.glShadeModel(GL10.GL_SMOOTH);
gl.glHint(GL10.GL_PERSPECTIVE_CORRECTION_HINT, GL10.GL_NICEST);
gl.glHint(GL10.GL_LINE_SMOOTH_HINT, GL10.GL_NICEST);
gl.glHint(GL10.GL_POLYGON_SMOOTH_HINT, GL10.GL_NICEST);
gl.glEnable(GL10.GL_LINE_SMOOTH);
gl.glDisable(GL10.GL_DEPTH_TEST);
gl.glDisable(GL10.GL_CULL_FACE);
mObserver.onSurfaceCreated();
}