ColorPicker.hpp

 
//
// TGUI - Texus' Graphical User Interface
// Copyright (C) 2012-2022 Bruno Van de Velde (vdv_b@tgui.eu)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
// you must not claim that you wrote the original software.
// If you use this software in a product, an acknowledgment
// in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
// and must not be misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
//
 
#ifndef TGUI_COLOR_PICKER_HPP
#define TGUI_COLOR_PICKER_HPP
 
 
#include <TGUI/Widgets/ChildWindow.hpp>
#include <TGUI/Widgets/Slider.hpp>
#include <TGUI/Widgets/Canvas.hpp>
#include <TGUI/Widgets/Panel.hpp>
#include <TGUI/Renderers/ColorPickerRenderer.hpp>
 
 
namespace tgui
{
 class TGUI_API ColorPicker : public ChildWindow
 {
 public:
 
 typedef std::shared_ptr<ColorPicker> Ptr; 
 typedef std::shared_ptr<const ColorPicker> ConstPtr; 
 
 
 ColorPicker(const char* typeName = "ColorPicker", bool initRenderer = true);
 
 
 static ColorPicker::Ptr create(String title = "", Color color = Color::Black);
 
 
 ColorPicker(const ColorPicker &copy);
 
 
 ColorPicker(ColorPicker &&copy);
 
 
 ColorPicker &operator=(const ColorPicker &right);
 
 
 ColorPicker &operator=(ColorPicker &&right);
 
 
 static ColorPicker::Ptr copy(ColorPicker::ConstPtr colorPicker);
 
 
 ColorPickerRenderer* getSharedRenderer();
 const ColorPickerRenderer* getSharedRenderer() const;
 
 ColorPickerRenderer* getRenderer();
 const ColorPickerRenderer* getRenderer() const;
 
 
 void setColor(const Color &color);
 
 
 Color getColor() const;
 
 
 void leftMousePressed(Vector2f pos) override;
 
 void leftMouseButtonNoLongerDown() override;
 
 void mouseMoved(Vector2f pos) override;
 
 
 void draw(BackendRenderTargetBase& target, RenderStates states) const override;
 
 
 protected:
 
 // Makes sure all widgets lie within the window and places them on the correct position.
 void rearrange();
 
 
 Signal& getSignal(String signalName) override;
 
 
 void rendererChanged(const String& property) override;
 
 
 std::unique_ptr<DataIO::Node> save(SavingRenderersMap &renderers) const override;
 
 
 void load(const std::unique_ptr<DataIO::Node> &node, const LoadingRenderersMap &renderers) override;
 
 
 // Makes a copy of the widget
 Widget::Ptr clone() const override
 {
 return std::make_shared<ColorPicker>(*this);
 }
 
 
 private:
 
 // Figure and connect signals of widgets
 void identifyButtonsAndConnect();
 
 
 public:
 
 SignalColor onColorChange = {"ColorChanged"}; 
 SignalColor onOkPress = {"OkPress"}; 
 
 
 protected:
 
 Texture m_colorWheelTexture;
 Sprite m_colorWheelSprite;
 
 Slider::Ptr m_red = Slider::create(0, 255);
 Slider::Ptr m_green = Slider::create(0, 255);
 Slider::Ptr m_blue = Slider::create(0, 255);
 Slider::Ptr m_alpha = Slider::create(0, 255);
 
 Slider::Ptr m_value = Slider::create(0, 100);
 
 Panel::Ptr m_last = Panel::create({60, 30});
 Panel::Ptr m_current = Panel::create({60, 30});
 
 bool m_colorRead = false;
 };
 
}
 
#endif //TGUI_COLOR_PICKER_HPP