TGUI  0.9-dev
ColorPicker.hpp
1
2//
3// TGUI - Texus' Graphical User Interface
4// Copyright (C) 2012-2021 Bruno Van de Velde (vdv_b@tgui.eu)
5//
6// This software is provided 'as-is', without any express or implied warranty.
7// In no event will the authors be held liable for any damages arising from the use of this software.
8//
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10// including commercial applications, and to alter it and redistribute it freely,
11// subject to the following restrictions:
12//
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14// you must not claim that you wrote the original software.
15// If you use this software in a product, an acknowledgment
16// in the product documentation would be appreciated but is not required.
17//
18// 2. Altered source versions must be plainly marked as such,
19// and must not be misrepresented as being the original software.
20//
21// 3. This notice may not be removed or altered from any source distribution.
22//
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
37namespace 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
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
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(BackendRenderTarget& 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.
ColorPickerRenderer * getRenderer()
Returns the renderer, which gives access to functions that determine how the widget is displayed.
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.
ColorPickerRenderer * getSharedRenderer()
Returns the renderer, which gives access to functions that determine how the widget is displayed.
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.
Color getColor() const
Returns the picked color.
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.
ColorPicker & operator=(const ColorPicker &right)
Overload of copy assignment operator.
void draw(BackendRenderTarget &target, RenderStates states) const override
Draw the widget to a render target.
std::shared_ptr< const ColorPicker > ConstPtr
Shared constant widget pointer.
Definition: ColorPicker.hpp:47
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.
Wrapper for colors.
Definition: Color.hpp:63
static const Color Black
Black predefined color.
Definition: Color.hpp:253
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:45
Wrapper class to store strings.
Definition: String.hpp:79
Definition: Texture.hpp:49
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