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engines/m4/gui/gui_cheapo.h

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+
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef M4_GUI_CHEAPO_H
+#define M4_GUI_CHEAPO_H
+
+#include "common/str.h"
+#include "m4/graphics/gr_buff.h"
+#include "m4/m4_types.h"
+
+namespace M4 {
+namespace GUI {
+
+constexpr int16 MAX_BUTTONS = 20;
+
+enum ControlStatus {
+	NOTHING, IN_CONTROL, OVER_CONTROL, SELECTED, TRACKING
+};
+
+enum ButtonState {
+	BUTTON_0, BUTTON_RELAXED, BUTTON_OVER, BUTTON_PICKED
+};
+
+class RectClass;
+class ButtonClass;
+class InterfaceBox;
+
+class RectClass {
+public:
+	int16 _x1 = 0, _x2 = 0, _y1 = 0, _y2 = 0;
+public:
+	RectClass();
+	RectClass(int16 x1, int16 y1, int16 x2, int16 y2);
+	RectClass(const RectClass *);
+	virtual ~RectClass();
+	virtual int16 inside(int16 x, int16 y) const;
+
+	void copyInto(RectClass *r) const;
+
+	void set(int16 x1, int16 y1, int16 x2, int16 y2);
+	void set(const RectClass *r);
+};
+
+class TextField : public RectClass {
+private:
+	char *_string = nullptr;
+	int16 _string_len = 0;
+public:
+	bool _must_redraw = false;
+
+public:
+	TextField(int16 x1, int16 y1, int16 x2, int16 y2);
+	~TextField();
+
+	void set_string(const char *string);
+	void draw(GrBuff *interface_buffer);
+};
+
+class ButtonClass : public RectClass {
+protected:
+	int16 _tag = 0;
+	int16 _unknown = 0;
+	int16 _relaxed = 0;
+	int16 _over = 0;
+	int16 _picked = 0;
+	int16 _tracking = 0;
+	int32 _sprite = 0;
+	bool _highlighted = false;
+	bool _hidden = false;
+
+	void init();
+	void zap_resources();
+
+public:
+	ButtonState	_state = BUTTON_RELAXED;
+	Common::String _name;
+	bool _must_redraw = false;
+
+public:
+	ButtonClass();
+	ButtonClass(const RectClass &r, const Common::String &btnName, int16 tag);
+	ButtonClass(const RectClass &r, const Common::String &btnName, int16 tag,
+		int16 unknown, int16 relaxed, int16 over, int16 picked, int sprite);
+	ButtonClass(const RectClass &r, const Common::String &btnName, int16 tag,
+		int16 relaxed, int16 over, int16 picked, int sprite);
+	~ButtonClass();
+
+	void draw(GrBuff *interface_buffer);
+	int16 inside(int16 x, int16 y) const override;
+	virtual ControlStatus track(int32 eventType, int16 x, int16 y);
+
+	void set(const ButtonClass *b);
+	void set(int16 x1, int16 y1, int16 x2, int16 y2, int16 tag);
+	void set(int16 x1, int16 y1, int16 x2, int16 y2, int16 tag, int16 unknown,
+		int16 relaxed, int16 over, int16 picked, int32 sprite);
+	void set_name(const Common::String &btnName);
+
+	int16 get_tag() const;
+
+	void hide();
+	void unhide();
+	bool is_hidden() const;
+	void set_sprite_relaxed(int16 r);
+	void set_sprite_picked(int16 p);
+	void set_sprite_over(int16 o);
+	void set_sprite_unknown(int16 val);
+};
+
+class Toggler : public ButtonClass {
+public:
+	ControlStatus _toggle_state;
+public:
+	Toggler();
+	ControlStatus track(int32 eventType, int16 x, int16 y);
+};
+
+class InterfaceBox : public RectClass {
+private:
+	bool _selected = false;
+	int16 _index = 0;
+	ButtonClass *_button[MAX_BUTTONS] = { nullptr };
+
+public:
+	int16 _highlight_index = 0;
+	bool _must_redraw_all = false;
+
+public:
+	InterfaceBox(const RectClass &r);
+	~InterfaceBox();
+
+	void draw(GrBuff *interface_buffer);
+	int16 inside(int16 x, int16 y) const override;
+	ControlStatus track(int32 eventType, int16 x, int16 y);
+
+	void add(ButtonClass *b);
+	int16 check_inventory(int16 x, int16 y);
+	void highlight_button(int16 index);
+	void set_selected(bool);
+
+};
+
+} // namespace GUI
+} // namespace M4
+
+#endif