1 // Copyright 2018 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 #ifndef CHROME_BROWSER_VR_ELEMENTS_VECTOR_ICON_BUTTON_H_ 6 #define CHROME_BROWSER_VR_ELEMENTS_VECTOR_ICON_BUTTON_H_ 7 8 #include <memory> 9 10 #include "base/callback.h" 11 #include "base/macros.h" 12 #include "chrome/browser/vr/elements/button.h" 13 #include "chrome/browser/vr/vr_ui_export.h" 14 #include "ui/gfx/vector_icon_types.h" 15 16 namespace vr { 17 18 class VectorIcon; 19 20 // A vector button has rect as a background and a vector icon as the 21 // foreground. When hovered, background and foreground both move forward on Z 22 // axis. 23 class VR_UI_EXPORT VectorIconButton : public Button { 24 public: 25 VectorIconButton(base::RepeatingCallback<void()> click_handler, 26 const gfx::VectorIcon& icon, 27 AudioDelegate* audio_delegate); 28 ~VectorIconButton() override; 29 foreground()30 VectorIcon* foreground() const { return foreground_; } 31 32 void SetIcon(const gfx::VectorIcon& icon); 33 void SetIconTranslation(float x, float y); 34 void SetIconScaleFactor(float factor); icon_scale_factor()35 float icon_scale_factor() const { return icon_scale_factor_; } 36 37 private: 38 void OnStateUpdated() override; 39 void OnSetDrawPhase() override; 40 void OnSetName() override; 41 void OnSetSize(const gfx::SizeF& size) override; 42 43 // This button will automatically scale down the given icon to fit the button. 44 // This value is used to determine the amount of scaling and can be set 45 // externally to create a smaller or larger icon. 46 float icon_scale_factor_; 47 VectorIcon* foreground_; 48 DISALLOW_COPY_AND_ASSIGN(VectorIconButton); 49 }; 50 51 } // namespace vr 52 53 #endif // CHROME_BROWSER_VR_ELEMENTS_VECTOR_ICON_BUTTON_H_ 54