content/browser/android/popup_touch_handle_drawable.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/browser/android/popup_touch_handle_drawable.h"
   6
   7 #include "jni/PopupTouchHandleDrawable_jni.h"
   8
   9 namespace content {
  10
  11 PopupTouchHandleDrawable::PopupTouchHandleDrawable(
  12     base::android::ScopedJavaLocalRef<jobject> drawable,
  13     float dpi_scale)
  14     : dpi_scale_(dpi_scale), drawable_(drawable) {
  15   DCHECK(drawable.obj());
  16 }
  17
  18 PopupTouchHandleDrawable::~PopupTouchHandleDrawable() {
  19 }
  20
  21 void PopupTouchHandleDrawable::SetEnabled(bool enabled) {
  22   JNIEnv* env = base::android::AttachCurrentThread();
  23   if (enabled)
  24     Java_PopupTouchHandleDrawable_show(env, drawable_.obj());
  25   else
  26     Java_PopupTouchHandleDrawable_hide(env, drawable_.obj());
  27 }
  28
  29 void PopupTouchHandleDrawable::SetOrientation(
  30     TouchHandleOrientation orientation) {
  31   JNIEnv* env = base::android::AttachCurrentThread();
  32   jobject obj = drawable_.obj();
  33   switch (orientation) {
  34     case TOUCH_HANDLE_LEFT:
  35       Java_PopupTouchHandleDrawable_setLeftOrientation(env, obj);
  36       break;
  37
  38     case TOUCH_HANDLE_RIGHT:
  39       Java_PopupTouchHandleDrawable_setRightOrientation(env, obj);
  40       break;
  41
  42     case TOUCH_HANDLE_CENTER:
  43       Java_PopupTouchHandleDrawable_setCenterOrientation(env, obj);
  44       break;
  45
  46     case TOUCH_HANDLE_ORIENTATION_UNDEFINED:
  47       NOTREACHED() << "Invalid touch handle orientation.";
  48   };
  49 }
  50
  51 void PopupTouchHandleDrawable::SetAlpha(float alpha) {
  52   JNIEnv* env = base::android::AttachCurrentThread();
  53   Java_PopupTouchHandleDrawable_setOpacity(env, drawable_.obj(), alpha);
  54 }
  55
  56 void PopupTouchHandleDrawable::SetFocus(const gfx::PointF& position) {
  57   const gfx::PointF position_pix = gfx::ScalePoint(position, dpi_scale_);
  58   JNIEnv* env = base::android::AttachCurrentThread();
  59   Java_PopupTouchHandleDrawable_setFocus(
  60       env, drawable_.obj(), position_pix.x(), position_pix.y());
  61 }
  62
  63 void PopupTouchHandleDrawable::SetVisible(bool visible) {
  64   JNIEnv* env = base::android::AttachCurrentThread();
  65   Java_PopupTouchHandleDrawable_setVisible(env, drawable_.obj(), visible);
  66 }
  67
  68 bool PopupTouchHandleDrawable::IntersectsWith(const gfx::RectF& rect) const {
  69   const gfx::RectF rect_pix = gfx::ScaleRect(rect, dpi_scale_);
  70   JNIEnv* env = base::android::AttachCurrentThread();
  71   return Java_PopupTouchHandleDrawable_intersectsWith(env,
  72                                                       drawable_.obj(),
  73                                                       rect_pix.x(),
  74                                                       rect_pix.y(),
  75                                                       rect_pix.width(),
  76                                                       rect_pix.height());
  77 }
  78
  79 // static
  80 bool PopupTouchHandleDrawable::RegisterPopupTouchHandleDrawable(JNIEnv* env) {
  81   return RegisterNativesImpl(env);
  82 }
  83
  84 }  // namespace content