98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
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#pragma once
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#include "event.h"
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#include "lib_begin.h"
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namespace cgv {
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namespace gui {
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/// different actions that a mouse can perform
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enum MouseAction {
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MA_PRESS, //!< mouse button pressed
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MA_RELEASE, //!< mouse button released
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MA_WHEEL, //!< mouse wheel moved
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MA_MOVE, //!< mouse pointer moved
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MA_DRAG, //!< mouse drag action
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MA_ENTER, //!< mouse enter window action
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MA_LEAVE //!< mouse leave window action
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};
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/// different mouse buttons that can be ored together to specify the button state
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enum MouseButton
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{
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MB_NO_BUTTON = 0, //!< no button
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MB_LEFT_BUTTON = 1, //!< left button
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MB_MIDDLE_BUTTON = 2, //!< middle button
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MB_RIGHT_BUTTON = 4 //!< right button
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};
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/// class to represent all possible mouse events with the EID_MOUSE
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class CGV_API mouse_event : public event
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{
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protected:
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/// x position of mouse pointer
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short x;
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/// y position of mouse pointer
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short y;
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/// change in x position
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short dx;
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/// change in y position
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short dy;
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/// store MouseAction
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unsigned char action;
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/// store the button state
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unsigned char button_state;
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/// store the pressed button
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unsigned char button;
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/// store mouse event flags
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unsigned char flags;
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/// the texted resulting from a drag and drop event
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std::string dnd_text;
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public:
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/// construct a mouse
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mouse_event(int x, int y, MouseAction _action, unsigned char _button_state = 0, unsigned char _button = 0, short _dx = 0, short _dy = 0, unsigned char _modifiers = 0, unsigned char _toggle_keys = 0, double _time = 0);
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/// write to stream
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void stream_out(std::ostream& os) const;
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/// read from stream
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void stream_in(std::istream& is);
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/// current mouse x position
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short get_x() const;
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/// current mouse y position
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short get_y() const;
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/// for move and drag events the difference in x to the previous position
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short get_dx() const;
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/// for move and drag events the difference in y to the previous position, for wheel events the amount the wheel has changed
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short get_dy() const;
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/// return the mouse action
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MouseAction get_action() const;
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/// return the %button state as values from MouseButton combined with a logical or-operation
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unsigned char get_button_state() const;
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/// return the pressed or released %button for a %button press or release action
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unsigned char get_button() const;
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/// only valid in a MA_RELEASE event with the flag MF_DND set, return the text resulting from the drag&drop action
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const std::string& get_dnd_text() const;
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/// set current mouse x position
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void set_x(short _x);
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/// set current mouse y position
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void set_y(short _y);
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/// set for move and drag events the difference in x to the previous position
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void set_dx(short _dx);
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/// set for move and drag events the difference in y to the previous position, for wheel events the amount the wheel has changed
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void set_dy(short _dy);
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/// return the mouse action
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void set_action(MouseAction _action);
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/// set the %button state as values from MouseButton combined with a logical or-operation
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void set_button_state(unsigned char _button_state);
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/// set the pressed or released %button for a %button press or release action
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void set_button(unsigned char _button);
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/// set the drag&drop text
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void set_dnd_text(const std::string& text);
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};
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}
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}
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#include <cgv/config/lib_end.h>
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