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-rw-r--r--views/controls/image_view.cc76
1 files changed, 46 insertions, 30 deletions
diff --git a/views/controls/image_view.cc b/views/controls/image_view.cc
index 9728332..d35585e 100644
--- a/views/controls/image_view.cc
+++ b/views/controls/image_view.cc
@@ -49,12 +49,6 @@ bool ImageView::GetImageSize(gfx::Size* image_size) {
return image_size_set_;
}
-gfx::Rect ImageView::GetImageBounds() const {
- gfx::Size image_size(image_size_set_ ?
- image_size_ : gfx::Size(image_.width(), image_.height()));
- return gfx::Rect(ComputeImageOrigin(image_size), image_size);
-}
-
void ImageView::ResetImageSize() {
image_size_set_ = false;
}
@@ -71,52 +65,74 @@ gfx::Size ImageView::GetPreferredSize() {
image_.height() + insets.height());
}
-gfx::Point ImageView::ComputeImageOrigin(const gfx::Size& image_size) const {
- gfx::Insets insets = GetInsets();
-
- int x;
+void ImageView::ComputeImageOrigin(int image_width, int image_height,
+ int *x, int *y) {
// In order to properly handle alignment of images in RTL locales, we need
// to flip the meaning of trailing and leading. For example, if the
// horizontal alignment is set to trailing, then we'll use left alignment for
// the image instead of right alignment if the UI layout is RTL.
Alignment actual_horiz_alignment = horiz_alignment_;
- if (UILayoutIsRightToLeft() && (horiz_alignment_ != CENTER))
- actual_horiz_alignment = (horiz_alignment_ == LEADING) ? TRAILING : LEADING;
+ if (UILayoutIsRightToLeft()) {
+ if (horiz_alignment_ == TRAILING)
+ actual_horiz_alignment = LEADING;
+ if (horiz_alignment_ == LEADING)
+ actual_horiz_alignment = TRAILING;
+ }
+
+ gfx::Insets insets = GetInsets();
+
switch (actual_horiz_alignment) {
- case LEADING: x = insets.left(); break;
- case TRAILING: x = width() - insets.right() - image_size.width(); break;
- case CENTER: x = (width() - image_size.width()) / 2; break;
- default: NOTREACHED(); x = 0; break;
+ case LEADING:
+ *x = insets.left();
+ break;
+ case TRAILING:
+ *x = width() - insets.right() - image_width;
+ break;
+ case CENTER:
+ *x = (width() - image_width) / 2;
+ break;
+ default:
+ NOTREACHED();
}
- int y;
switch (vert_alignment_) {
- case LEADING: y = insets.top(); break;
- case TRAILING: y = height() - insets.bottom() - image_size.height(); break;
- case CENTER: y = (height() - image_size.height()) / 2; break;
- default: NOTREACHED(); y = 0; break;
+ case LEADING:
+ *y = insets.top();
+ break;
+ case TRAILING:
+ *y = height() - insets.bottom() - image_height;
+ break;
+ case CENTER:
+ *y = (height() - image_height) / 2;
+ break;
+ default:
+ NOTREACHED();
}
-
- return gfx::Point(x, y);
}
void ImageView::Paint(gfx::Canvas* canvas) {
View::Paint(canvas);
+ int image_width = image_.width();
+ int image_height = image_.height();
- gfx::Rect image_bounds(GetImageBounds());
- if (image_bounds.IsEmpty())
+ if (image_width == 0 || image_height == 0)
return;
- if (image_bounds.size() != gfx::Size(image_.width(), image_.height())) {
+ int x, y;
+ if (image_size_set_ &&
+ (image_size_.width() != image_width ||
+ image_size_.width() != image_height)) {
// Resize case
image_.buildMipMap(false);
+ ComputeImageOrigin(image_size_.width(), image_size_.height(), &x, &y);
SkPaint paint;
paint.setFilterBitmap(true);
- canvas->DrawBitmapInt(image_, 0, 0, image_.width(), image_.height(),
- image_bounds.x(), image_bounds.y(), image_bounds.width(),
- image_bounds.height(), true, paint);
+ canvas->DrawBitmapInt(image_, 0, 0, image_width, image_height,
+ x, y, image_size_.width(), image_size_.height(),
+ true, paint);
} else {
- canvas->DrawBitmapInt(image_, image_bounds.x(), image_bounds.y());
+ ComputeImageOrigin(image_width, image_height, &x, &y);
+ canvas->DrawBitmapInt(image_, x, y);
}
}