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authortfarina@chromium.org <tfarina@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2011-12-01 16:09:33 +0000
committertfarina@chromium.org <tfarina@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2011-12-01 16:09:33 +0000
commit45647af87d1e7e5ed607c6fd82a1ac32a708a725 (patch)
tree258381d5b333c5749616d97c1fe3a6bc4db50e1d /views/painter.cc
parentab91de22a8a7eef73958b0b4463de89bd7fdbd12 (diff)
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views: Move the remaining file from views/ to ui/views/.
BUG=104039 R=ben@chromium.org TBR=stevenjb@chromium.org Review URL: http://codereview.chromium.org/8771006 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@112469 0039d316-1c4b-4281-b951-d872f2087c98
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diff --git a/views/painter.cc b/views/painter.cc
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--- a/views/painter.cc
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-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "views/painter.h"
-
-#include "base/logging.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-#include "third_party/skia/include/effects/SkGradientShader.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/canvas_skia.h"
-#include "ui/gfx/insets.h"
-#include "ui/gfx/point.h"
-
-namespace views {
-
-namespace {
-
-class GradientPainter : public Painter {
- public:
- GradientPainter(bool horizontal, const SkColor& top, const SkColor& bottom)
- : horizontal_(horizontal) {
- colors_[0] = top;
- colors_[1] = bottom;
- }
-
- virtual ~GradientPainter() {
- }
-
- void Paint(int w, int h, gfx::Canvas* canvas) {
- SkPaint paint;
- SkPoint p[2];
- p[0].set(SkIntToScalar(0), SkIntToScalar(0));
- if (horizontal_)
- p[1].set(SkIntToScalar(w), SkIntToScalar(0));
- else
- p[1].set(SkIntToScalar(0), SkIntToScalar(h));
-
- SkShader* s =
- SkGradientShader::CreateLinear(p, colors_, NULL, 2,
- SkShader::kClamp_TileMode, NULL);
- paint.setStyle(SkPaint::kFill_Style);
- paint.setShader(s);
- // Need to unref shader, otherwise never deleted.
- s->unref();
-
- canvas->GetSkCanvas()->drawRectCoords(
- SkIntToScalar(0), SkIntToScalar(0), SkIntToScalar(w), SkIntToScalar(h),
- paint);
- }
-
- private:
- bool horizontal_;
- SkColor colors_[2];
-
- DISALLOW_COPY_AND_ASSIGN(GradientPainter);
-};
-
-
-class ImagePainter : public Painter {
- public:
- ImagePainter(const SkBitmap& image,
- const gfx::Insets& insets,
- bool paint_center)
- : image_(image),
- insets_(insets),
- paint_center_(paint_center) {
- DCHECK(image.width() > insets.width() &&
- image.height() > insets.height());
- }
-
- // Paints the images.
- virtual void Paint(int w, int h, gfx::Canvas* canvas) {
- if (w == image_.width() && h == image_.height()) {
- // Early out if the size we're to render at equals the size of the image.
- canvas->DrawBitmapInt(image_, 0, 0);
- return;
- }
- // Upper left.
- canvas->DrawBitmapInt(image_, 0, 0, insets_.left(), insets_.top(),
- 0, 0, insets_.left(), insets_.top(), true);
- // Top edge.
- canvas->DrawBitmapInt(
- image_,
- insets_.left(), 0, image_.width() - insets_.width(), insets_.top(),
- insets_.left(), 0, w - insets_.width(), insets_.top(), true);
- // Upper right.
- canvas->DrawBitmapInt(
- image_,
- image_.width() - insets_.right(), 0, insets_.right(), insets_.top(),
- w - insets_.right(), 0, insets_.right(), insets_.top(), true);
- // Right edge.
- canvas->DrawBitmapInt(
- image_,
- image_.width() - insets_.right(), insets_.top(),
- insets_.right(), image_.height() - insets_.height(),
- w - insets_.right(), insets_.top(), insets_.right(),
- h - insets_.height(), true);
- // Bottom right.
- canvas->DrawBitmapInt(
- image_,
- image_.width() - insets_.right(), image_.height() - insets_.bottom(),
- insets_.right(), insets_.bottom(),
- w - insets_.right(), h - insets_.bottom(), insets_.right(),
- insets_.bottom(), true);
- // Bottom edge.
- canvas->DrawBitmapInt(
- image_,
- insets_.left(), image_.height() - insets_.bottom(),
- image_.width() - insets_.width(), insets_.bottom(),
- insets_.left(), h - insets_.bottom(), w - insets_.width(),
- insets_.bottom(), true);
- // Bottom left.
- canvas->DrawBitmapInt(
- image_,
- 0, image_.height() - insets_.bottom(), insets_.left(),
- insets_.bottom(),
- 0, h - insets_.bottom(), insets_.left(), insets_.bottom(), true);
- // Left.
- canvas->DrawBitmapInt(
- image_,
- 0, insets_.top(), insets_.left(), image_.height() - insets_.height(),
- 0, insets_.top(), insets_.left(), h - insets_.height(), true);
- // Center.
- if (paint_center_) {
- canvas->DrawBitmapInt(
- image_,
- insets_.left(), insets_.top(),
- image_.width() - insets_.width(), image_.height() - insets_.height(),
- insets_.left(), insets_.top(),
- w - insets_.width(), h - insets_.height(), true);
- }
- }
-
- private:
- const SkBitmap image_;
- const gfx::Insets insets_;
- bool paint_center_;
-
- DISALLOW_COPY_AND_ASSIGN(ImagePainter);
-};
-
-} // namespace
-
-// static
-void Painter::PaintPainterAt(int x, int y, int w, int h,
- gfx::Canvas* canvas, Painter* painter) {
- DCHECK(canvas && painter);
- if (w < 0 || h < 0)
- return;
- canvas->Save();
- canvas->Translate(gfx::Point(x, y));
- painter->Paint(w, h, canvas);
- canvas->Restore();
-}
-
-// static
-Painter* Painter::CreateHorizontalGradient(SkColor c1, SkColor c2) {
- return new GradientPainter(true, c1, c2);
-}
-
-// static
-Painter* Painter::CreateVerticalGradient(SkColor c1, SkColor c2) {
- return new GradientPainter(false, c1, c2);
-}
-
-// static
-Painter* Painter::CreateImagePainter(const SkBitmap& image,
- const gfx::Insets& insets,
- bool paint_center) {
- return new ImagePainter(image, insets, paint_center);
-}
-
-HorizontalPainter::HorizontalPainter(const int image_resource_names[]) {
- ResourceBundle& rb = ResourceBundle::GetSharedInstance();
- for (int i = 0; i < 3; ++i)
- images_[i] = rb.GetBitmapNamed(image_resource_names[i]);
- height_ = images_[LEFT]->height();
- DCHECK(images_[LEFT]->height() == images_[RIGHT]->height() &&
- images_[LEFT]->height() == images_[CENTER]->height());
-}
-
-void HorizontalPainter::Paint(int w, int h, gfx::Canvas* canvas) {
- if (w < (images_[LEFT]->width() + images_[CENTER]->width() +
- images_[RIGHT]->width())) {
- // No room to paint.
- return;
- }
- canvas->DrawBitmapInt(*images_[LEFT], 0, 0);
- canvas->DrawBitmapInt(*images_[RIGHT], w - images_[RIGHT]->width(), 0);
- canvas->TileImageInt(*images_[CENTER],
- images_[LEFT]->width(),
- 0,
- w - images_[LEFT]->width() - images_[RIGHT]->width(),
- height_);
-}
-
-} // namespace views