ui: Move NativeTheme files into ui/base/native_theme/ directory.

BUG=103304,125844
R=ben@chromium.org
TBR=tony@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=136996

Review URL: https://chromiumcodereview.appspot.com/10310136

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@137056 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 171 insertions, 0 deletions

diff --git a/ui/base/native_theme/native_theme_base.h b/ui/base/native_theme/native_theme_base.h
new file mode 100644
index 0000000..5cc86fe
--- /dev/null
+++ b/ui/base/native_theme/native_theme_base.h
@@ -0,0 +1,171 @@
+// Copyright (c) 2012 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.
+
+#ifndef UI_BASE_NATIVE_THEME_NATIVE_THEME_BASE_H_
+#define UI_BASE_NATIVE_THEME_NATIVE_THEME_BASE_H_
+#pragma once
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "skia/ext/platform_canvas.h"
+#include "ui/base/native_theme/native_theme.h"
+
+namespace gfx {
+class Rect;
+class Size;
+}
+
+namespace ui {
+
+// Theme support for non-Windows toolkits.
+class NativeThemeBase : public NativeTheme {
+ public:
+  // NativeTheme implementation:
+  virtual gfx::Size GetPartSize(Part part,
+                                State state,
+                                const ExtraParams& extra) const OVERRIDE;
+  virtual void Paint(SkCanvas* canvas,
+                     Part part,
+                     State state,
+                     const gfx::Rect& rect,
+                     const ExtraParams& extra) const OVERRIDE;
+
+ protected:
+  NativeThemeBase();
+  virtual ~NativeThemeBase();
+
+  // Draw the arrow. Used by scrollbar and inner spin button.
+  virtual void PaintArrowButton(
+      SkCanvas* gc,
+      const gfx::Rect& rect,
+      Part direction,
+      State state) const;
+  // Paint the scrollbar track. Done before the thumb so that it can contain
+  // alpha.
+  virtual void PaintScrollbarTrack(
+      SkCanvas* canvas,
+      Part part,
+      State state,
+      const ScrollbarTrackExtraParams& extra_params,
+      const gfx::Rect& rect) const;
+  // Draw the scrollbar thumb over the track.
+  virtual void PaintScrollbarThumb(
+      SkCanvas* canvas,
+      Part part,
+      State state,
+      const gfx::Rect& rect) const;
+
+  virtual void PaintCheckbox(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const ButtonExtraParams& button) const;
+
+  virtual void PaintRadio(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const ButtonExtraParams& button) const;
+
+  virtual void PaintButton(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const ButtonExtraParams& button) const;
+
+  virtual void PaintTextField(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const TextFieldExtraParams& text) const;
+
+  virtual void PaintMenuList(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const MenuListExtraParams& menu_list) const;
+
+  virtual void PaintMenuPopupBackground(SkCanvas* canvas,
+                                        const gfx::Size& size) const;
+
+  virtual void PaintMenuItemBackground(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const MenuListExtraParams& menu_list) const;
+
+  virtual void PaintSliderTrack(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const SliderExtraParams& slider) const;
+
+  virtual void PaintSliderThumb(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const SliderExtraParams& slider) const;
+
+  virtual void PaintInnerSpinButton(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const InnerSpinButtonExtraParams& spin_button) const;
+
+  virtual void PaintProgressBar(
+      SkCanvas* canvas,
+      State state,
+      const gfx::Rect& rect,
+      const ProgressBarExtraParams& progress_bar) const;
+
+ protected:
+  void set_scrollbar_button_length(unsigned int length) {
+    scrollbar_button_length_ = length;
+  }
+
+  bool IntersectsClipRectInt(SkCanvas* canvas,
+                             int x, int y, int w, int h) const;
+
+  void DrawBitmapInt(SkCanvas* canvas, const SkBitmap& bitmap,
+                     int src_x, int src_y, int src_w, int src_h,
+                     int dest_x, int dest_y, int dest_w, int dest_h) const;
+
+  void DrawTiledImage(SkCanvas* canvas,
+                      const SkBitmap& bitmap,
+                      int src_x, int src_y,
+                      double tile_scale_x, double tile_scale_y,
+                      int dest_x, int dest_y, int w, int h) const;
+
+  SkColor SaturateAndBrighten(SkScalar* hsv,
+                              SkScalar saturate_amount,
+                              SkScalar brighten_amount) const;
+
+ private:
+  void DrawVertLine(SkCanvas* canvas,
+                    int x,
+                    int y1,
+                    int y2,
+                    const SkPaint& paint) const;
+  void DrawHorizLine(SkCanvas* canvas,
+                     int x1,
+                     int x2,
+                     int y,
+                     const SkPaint& paint) const;
+  void DrawBox(SkCanvas* canvas,
+               const gfx::Rect& rect,
+               const SkPaint& paint) const;
+  SkScalar Clamp(SkScalar value,
+                 SkScalar min,
+                 SkScalar max) const;
+  SkColor OutlineColor(SkScalar* hsv1, SkScalar* hsv2) const;
+
+  unsigned int scrollbar_width_;
+  unsigned int scrollbar_button_length_;
+
+  DISALLOW_COPY_AND_ASSIGN(NativeThemeBase);
+};
+
+}  // namespace ui
+
+#endif  // UI_BASE_NATIVE_THEME_NATIVE_THEME_BASE_H_