TGUI  0.9.1
ColorPicker.hpp
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4 // Copyright (C) 2012-2021 Bruno Van de Velde (vdv_b@tgui.eu)
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24 
25 #ifndef TGUI_COLOR_PICKER_HPP
26 #define TGUI_COLOR_PICKER_HPP
27 
28 
29 #include <TGUI/Widgets/ChildWindow.hpp>
30 #include <TGUI/Widgets/Slider.hpp>
31 #include <TGUI/Widgets/Canvas.hpp>
32 #include <TGUI/Widgets/Panel.hpp>
33 #include <TGUI/Renderers/ColorPickerRenderer.hpp>
34 
36 
37 namespace tgui
38 {
42  class TGUI_API ColorPicker : public ChildWindow
43  {
44  public:
45 
46  typedef std::shared_ptr<ColorPicker> Ptr;
47  typedef std::shared_ptr<const ColorPicker> ConstPtr;
48 
49 
57  ColorPicker(const char* typeName = "ColorPicker", bool initRenderer = true);
58 
59 
68  static ColorPicker::Ptr create(String title = "", Color color = Color::Black);
69 
70 
74  ColorPicker(const ColorPicker &copy);
75 
76 
81 
82 
87 
88 
93 
94 
104 
105 
111  const ColorPickerRenderer* getSharedRenderer() const;
112 
119  const ColorPickerRenderer* getRenderer() const;
120 
121 
127  void setColor(const Color &color);
128 
129 
135  Color getColor() const;
136 
137 
141  void leftMousePressed(Vector2f pos) override;
142 
146  void leftMouseButtonNoLongerDown() override;
147 
151  void mouseMoved(Vector2f pos) override;
152 
153 
160  void draw(BackendRenderTargetBase& target, RenderStates states) const override;
161 
162 
164  protected:
165 
167  // Makes sure all widgets lie within the window and places them on the correct position.
169  void rearrange();
170 
171 
181  Signal& getSignal(String signalName) override;
182 
183 
190  void rendererChanged(const String& property) override;
191 
192 
196  std::unique_ptr<DataIO::Node> save(SavingRenderersMap &renderers) const override;
197 
198 
202  void load(const std::unique_ptr<DataIO::Node> &node, const LoadingRenderersMap &renderers) override;
203 
204 
206  // Makes a copy of the widget
208  Widget::Ptr clone() const override
209  {
210  return std::make_shared<ColorPicker>(*this);
211  }
212 
213 
215  private:
216 
218  // Figure and connect signals of widgets
220  void identifyButtonsAndConnect();
221 
222 
224  public:
225 
226  SignalColor onColorChange = {"ColorChanged"};
227  SignalColor onOkPress = {"OkPress"};
228 
229 
231  protected:
232 
233  Texture m_colorWheelTexture;
234  Sprite m_colorWheelSprite;
235 
236  Slider::Ptr m_red = Slider::create(0, 255);
237  Slider::Ptr m_green = Slider::create(0, 255);
238  Slider::Ptr m_blue = Slider::create(0, 255);
239  Slider::Ptr m_alpha = Slider::create(0, 255);
240 
241  Slider::Ptr m_value = Slider::create(0, 100);
242 
243  Panel::Ptr m_last = Panel::create({60, 30});
244  Panel::Ptr m_current = Panel::create({60, 30});
245 
246  bool m_colorRead = false;
247  };
248 
250 }
251 
253 #endif //TGUI_COLOR_PICKER_HPP
Base class for render targets.
Definition: BackendRenderTarget.hpp:48
Child window widget.
Definition: ChildWindow.hpp:44
Definition: ColorPickerRenderer.hpp:37
Color picker widget.
Definition: ColorPicker.hpp:43
Widget::Ptr clone() const override
Makes a copy of the widget if you don't know its exact type.
Definition: ColorPicker.hpp:208
ColorPicker & operator=(ColorPicker &&right)
Overload of move assignment operator.
std::shared_ptr< ColorPicker > Ptr
Shared widget pointer.
Definition: ColorPicker.hpp:46
void load(const std::unique_ptr< DataIO::Node > &node, const LoadingRenderersMap &renderers) override
Loads the widget from a tree of nodes.
Signal & getSignal(String signalName) override
Retrieves a signal based on its name.
ColorPicker(ColorPicker &&copy)
Move constructor.
void rendererChanged(const String &property) override
Function called when one of the properties of the renderer is changed.
static ColorPicker::Ptr create(String title="", Color color=Color::Black)
Creates a new color picker widget.
std::unique_ptr< DataIO::Node > save(SavingRenderersMap &renderers) const override
Saves the widget as a tree node in order to save it to a file.
Color getColor() const
Returns the picked color.
ColorPickerRenderer * getSharedRenderer()
Returns the renderer, which gives access to functions that determine how the widget is displayed.
ColorPickerRenderer * getRenderer()
Returns the renderer, which gives access to functions that determine how the widget is displayed.
ColorPicker & operator=(const ColorPicker &right)
Overload of copy assignment operator.
void draw(BackendRenderTargetBase &target, RenderStates states) const override
Draw the widget to a render target.
static ColorPicker::Ptr copy(ColorPicker::ConstPtr colorPicker)
Makes a copy of another color picker.
ColorPicker(const ColorPicker &copy)
Copy constructor.
void setColor(const Color &color)
Changes the color of Color Picker.
std::shared_ptr< const ColorPicker > ConstPtr
Shared constant widget pointer.
Definition: ColorPicker.hpp:47
Wrapper for colors.
Definition: Color.hpp:52
static const Color Black
Black predefined color.
Definition: Color.hpp:236
std::shared_ptr< Panel > Ptr
Shared widget pointer.
Definition: Panel.hpp:44
static Panel::Ptr create(Layout2d size={"100%", "100%"})
Creates a new panel widget.
Signal to which the user can subscribe to get callbacks from.
Definition: Signal.hpp:58
std::shared_ptr< Slider > Ptr
Shared widget pointer.
Definition: Slider.hpp:44
static Slider::Ptr create(float minimum=0, float maximum=10)
Creates a new slider widget.
Definition: Sprite.hpp:49
Wrapper class to store strings.
Definition: String.hpp:74
Definition: Texture.hpp:48
std::shared_ptr< Widget > Ptr
Shared widget pointer.
Definition: Widget.hpp:73
Namespace that contains all TGUI functions and classes.
Definition: AbsoluteOrRelativeValue.hpp:36
States used for drawing.
Definition: RenderStates.hpp:39