105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
//
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// Windows screen interface for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 2010-2022 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// https://www.fltk.org/COPYING.php
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//
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// Please see the following page on how to report bugs and issues:
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//
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// https://www.fltk.org/bugs.php
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//
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/**
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\file Fl_WinAPI_Screen_Driver.H
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\brief Definition of Windows screen interface.
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*/
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#ifndef FL_WINAPI_SCREEN_DRIVER_H
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#define FL_WINAPI_SCREEN_DRIVER_H
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#include "../../Fl_Screen_Driver.H"
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#include <windows.h>
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class Fl_Window;
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class Fl_WinAPI_Screen_Driver : public Fl_Screen_Driver
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{
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protected:
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RECT screens[MAX_SCREENS];
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RECT work_area[MAX_SCREENS];
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float scale_of_screen[MAX_SCREENS];
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static BOOL CALLBACK screen_cb(HMONITOR mon, HDC, LPRECT r, LPARAM);
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BOOL screen_cb(HMONITOR mon, HDC, LPRECT r);
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int get_mouse_unscaled(int &mx, int &my);
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public:
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float dpi[MAX_SCREENS][2];
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enum APP_SCALING_CAPABILITY scaling_capability;
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void update_scaling_capability();
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Fl_WinAPI_Screen_Driver();
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// --- display management
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int visual(int flags) FL_OVERRIDE;
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// --- screen configuration
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void init() FL_OVERRIDE;
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int x() FL_OVERRIDE;
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int y() FL_OVERRIDE;
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int w() FL_OVERRIDE;
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int h() FL_OVERRIDE;
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void screen_xywh(int &X, int &Y, int &W, int &H, int n) FL_OVERRIDE;
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void screen_xywh_unscaled(int &X, int &Y, int &W, int &H, int n);
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void screen_dpi(float &h, float &v, int n=0) FL_OVERRIDE;
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int screen_num_unscaled(int x, int y);
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void screen_work_area(int &X, int &Y, int &W, int &H, int n) FL_OVERRIDE;
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// --- audible output
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void beep(int type) FL_OVERRIDE;
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// --- global events
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void flush() FL_OVERRIDE;
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void grab(Fl_Window* win) FL_OVERRIDE;
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// --- global colors
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void get_system_colors() FL_OVERRIDE;
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int dnd(int unused) FL_OVERRIDE;
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int compose(int &del) FL_OVERRIDE;
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Fl_RGB_Image *read_win_rectangle(int X, int Y, int w, int h, Fl_Window *win, bool may_capture_subwins, bool *did_capture_subwins) FL_OVERRIDE;
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Fl_RGB_Image *read_win_rectangle_unscaled(int X, int Y, int w, int h, Fl_Window *win);
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int get_mouse(int &x, int &y) FL_OVERRIDE;
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void enable_im() FL_OVERRIDE;
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void disable_im() FL_OVERRIDE;
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void open_display_platform() FL_OVERRIDE;
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void offscreen_size(Fl_Offscreen off, int &width, int &height) FL_OVERRIDE;
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APP_SCALING_CAPABILITY rescalable() FL_OVERRIDE {
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return scaling_capability;
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}
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float scale(int n) FL_OVERRIDE {
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return scale_of_screen[n];
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}
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void scale(int n, float f) FL_OVERRIDE {
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scale_of_screen[n] = f;
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}
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void desktop_scale_factor() FL_OVERRIDE;
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void default_icons(const Fl_RGB_Image *icons[], int count) FL_OVERRIDE;
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// this one is implemented in Fl_win32.cxx
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void copy(const char *stuff, int len, int clipboard, const char *type) FL_OVERRIDE;
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// this one is implemented in Fl_win32.cxx
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void paste(Fl_Widget &receiver, int clipboard, const char *type) FL_OVERRIDE;
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// this one is implemented in Fl_win32.cxx
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int clipboard_contains(const char *type) FL_OVERRIDE;
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// this one is implemented in Fl_win32.cxx
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void clipboard_notify_change() FL_OVERRIDE;
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// this one is implemented in Fl_win32.cxx
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void set_spot(int font, int size, int X, int Y, int W, int H, Fl_Window *win) FL_OVERRIDE;
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// these two are implemented in Fl_get_key_win32.cxx
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int event_key(int) FL_OVERRIDE;
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int get_key(int) FL_OVERRIDE;
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float base_scale(int numscreen) FL_OVERRIDE;
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};
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#endif // FL_WINAPI_SCREEN_DRIVER_H
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