ben@chromium.org
0b74269f91
Rename files too. TBR=brettw http://crbug.com/11387 Review URL: http://codereview.chromium.org/113443 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16148 0039d316-1c4b-4281-b951-d872f2087c98
107 linhas
2.9 KiB
C++
107 linhas
2.9 KiB
C++
// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "views/border.h"
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#include "app/gfx/canvas.h"
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#include "base/logging.h"
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namespace views {
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namespace {
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// A simple border with a fixed thickness and single color.
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class SolidBorder : public Border {
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public:
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SolidBorder(int thickness, SkColor color);
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virtual void Paint(const View& view, gfx::Canvas* canvas) const;
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virtual void GetInsets(gfx::Insets* insets) const;
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private:
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int thickness_;
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SkColor color_;
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gfx::Insets insets_;
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DISALLOW_EVIL_CONSTRUCTORS(SolidBorder);
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};
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SolidBorder::SolidBorder(int thickness, SkColor color)
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: thickness_(thickness),
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color_(color),
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insets_(thickness, thickness, thickness, thickness) {
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}
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void SolidBorder::Paint(const View& view, gfx::Canvas* canvas) const {
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gfx::Rect clip_rect;
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if (!canvas->GetClipRect(&clip_rect))
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return; // Empty clip rectangle, nothing to paint.
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// Top border.
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gfx::Rect border_bounds(0, 0, view.width(), insets_.top());
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if (clip_rect.Intersects(border_bounds))
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canvas->FillRectInt(color_, 0, 0, view.width(), insets_.top());
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// Left border.
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border_bounds.SetRect(0, 0, insets_.left(), view.height());
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if (clip_rect.Intersects(border_bounds))
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canvas->FillRectInt(color_, 0, 0, insets_.left(), view.height());
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// Bottom border.
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border_bounds.SetRect(0, view.height() - insets_.bottom(),
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view.width(), insets_.bottom());
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if (clip_rect.Intersects(border_bounds))
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canvas->FillRectInt(color_, 0, view.height() - insets_.bottom(),
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view.width(), insets_.bottom());
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// Right border.
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border_bounds.SetRect(view.width() - insets_.right(), 0,
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insets_.right(), view.height());
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if (clip_rect.Intersects(border_bounds))
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canvas->FillRectInt(color_, view.width() - insets_.right(), 0,
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insets_.right(), view.height());
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}
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void SolidBorder::GetInsets(gfx::Insets* insets) const {
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DCHECK(insets);
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insets->Set(insets_.top(), insets_.left(), insets_.bottom(), insets_.right());
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}
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class EmptyBorder : public Border {
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public:
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EmptyBorder(int top, int left, int bottom, int right)
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: top_(top), left_(left), bottom_(bottom), right_(right) {}
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virtual void Paint(const View& view, gfx::Canvas* canvas) const {}
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virtual void GetInsets(gfx::Insets* insets) const {
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DCHECK(insets);
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insets->Set(top_, left_, bottom_, right_);
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}
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private:
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int top_;
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int left_;
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int bottom_;
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int right_;
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DISALLOW_EVIL_CONSTRUCTORS(EmptyBorder);
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};
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}
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Border::Border() {
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}
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Border::~Border() {
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}
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// static
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Border* Border::CreateSolidBorder(int thickness, SkColor color) {
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return new SolidBorder(thickness, color);
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}
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// static
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Border* Border::CreateEmptyBorder(int top, int left, int bottom, int right) {
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return new EmptyBorder(top, left, bottom, right);
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}
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} // namespace views
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