Open source Star Ruler 2 source code!

2018-07-17 14:15:37 +02:00
commit cc307720ff
4342 changed files with 2365070 additions and 0 deletions
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+import elements.BaseGuiElement;
+
+export GuiCheckbox;
+
+interface onCheckboxChange {
+	bool onChange(GuiCheckbox@ btn);
+};
+
+class GuiCheckbox : BaseGuiElement {
+	string text;
+	FontType font = FT_Normal;
+	Color textColor;
+	int vertPadding = 2;
+	int separation = 8;
+	bool checked;
+	bool Hovered = false;
+	bool Focused = false;
+
+	SkinStyle style = SS_Checkbox;
+	onCheckboxChange@ onChange;
+	
+	GuiCheckbox(IGuiElement@ ParentElement, const recti& Rectangle, const string &in txt, bool Default = false) {
+		checked = Default;
+		text = txt;
+		super(ParentElement, Rectangle);
+		updateAbsolutePosition();
+	}
+
+	GuiCheckbox(IGuiElement@ ParentElement, Alignment@ align, const string& txt, bool Default = false) {
+		checked = Default;
+		text = txt;
+		super(ParentElement, align);
+		updateAbsolutePosition();
+	}
+
+	void emitChange() {
+		if(onChange !is null && onChange.onChange(this))
+			return;
+		GuiEvent evt;
+		evt.type = GUI_Changed;
+		@evt.caller = this;
+		onGuiEvent(evt);
+	}
+
+	bool onMouseEvent(const MouseEvent& event, IGuiElement@ source) {
+		if(source is this) {
+			switch(event.type) {
+				case MET_Button_Down:
+					return true;
+				case MET_Button_Up:
+					if(Focused) {
+						if(event.button == 0) {
+							if(Hovered) {
+								checked = !checked;
+								emitChange();
+							}
+						}
+						return true;
+					}
+					break;
+			}
+		}
+		return BaseGuiElement::onMouseEvent(event, source);
+	}
+
+	bool onGuiEvent(const GuiEvent& event) {
+		if(event.caller is this) {
+			switch(event.type) {
+				case GUI_Mouse_Entered:
+					Hovered = true; break;
+				case GUI_Mouse_Left:
+					Hovered = false; break;
+				case GUI_Focused:
+					Focused = true;
+				break;
+				case GUI_Focus_Lost:
+					Focused = false;
+				break;
+			}
+		}
+		return BaseGuiElement::onGuiEvent(event);
+	}
+
+	bool onKeyEvent(const KeyboardEvent& event, IGuiElement@ source) {
+		if(source is this && event.type == KET_Key_Up) {
+			if(event.key == KEY_ENTER) {
+				checked = !checked;
+				emitChange();
+				return true;
+			}
+		}
+		return BaseGuiElement::onKeyEvent(event, source);
+	}
+
+	void draw() {
+		const Font@ fnt = skin.getFont(font);
+
+		//Draw checkbox
+		uint flags = SF_Normal;
+		if(checked)
+			flags |= SF_Active;
+		if(Hovered)
+			flags |= SF_Hovered;
+
+		int size = AbsolutePosition.height - vertPadding * 2;
+		recti box = recti_area(
+			AbsolutePosition.topLeft + vec2i(0, vertPadding),
+			vec2i(size, size));
+
+		skin.draw(style, flags, box);
+
+		//Draw text
+		int center = (AbsolutePosition.height - fnt.getBaseline()) / 2;
+		vec2i pos = vec2i(size + separation, center);
+		skin.draw(font, pos + AbsolutePosition.topLeft, text, textColor);
+
+		BaseGuiElement::draw();
+	}
+};