7f78b1ef14
At this point, Windows FLTK apps detect HighDPI displays and rescale their GUI accordingly. They also all reply to ctrl/+/-/0/ keystrokes to enlarge/shrink/reset their windows. git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12723 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
105 lines
3.0 KiB
C++
105 lines
3.0 KiB
C++
//
|
|
// "$Id$"
|
|
//
|
|
// Definition of Windows screen interface
|
|
// for the Fast Light Tool Kit (FLTK).
|
|
//
|
|
// Copyright 2010-2018 by Bill Spitzak and others.
|
|
//
|
|
// This library is free software. Distribution and use rights are outlined in
|
|
// the file "COPYING" which should have been included with this file. If this
|
|
// file is missing or damaged, see the license at:
|
|
//
|
|
// http://www.fltk.org/COPYING.php
|
|
//
|
|
// Please report all bugs and problems on the following page:
|
|
//
|
|
// http://www.fltk.org/str.php
|
|
//
|
|
|
|
/**
|
|
\file Fl_WinAPI_Screen_Driver.H
|
|
\brief Definition of Windows screen interface.
|
|
*/
|
|
|
|
#ifndef FL_WINAPI_SCREEN_DRIVER_H
|
|
#define FL_WINAPI_SCREEN_DRIVER_H
|
|
|
|
#include <FL/Fl_Screen_Driver.H>
|
|
#include <windows.h>
|
|
|
|
class Fl_Window;
|
|
|
|
|
|
class FL_EXPORT Fl_WinAPI_Screen_Driver : public Fl_Screen_Driver
|
|
{
|
|
protected:
|
|
RECT screens[MAX_SCREENS];
|
|
RECT work_area[MAX_SCREENS];
|
|
float dpi[MAX_SCREENS][2];
|
|
float scale_of_screen[MAX_SCREENS];
|
|
|
|
static BOOL CALLBACK screen_cb(HMONITOR mon, HDC, LPRECT r, LPARAM);
|
|
BOOL screen_cb(HMONITOR mon, HDC, LPRECT r);
|
|
int get_mouse_unscaled(int &mx, int &my);
|
|
void init_screen_scale_factors();
|
|
|
|
public:
|
|
Fl_WinAPI_Screen_Driver() : Fl_Screen_Driver() {
|
|
for (int i = 0; i < MAX_SCREENS; i++) scale_of_screen[i] = 1;
|
|
}
|
|
// --- display management
|
|
virtual int visual(int flags);
|
|
// --- screen configuration
|
|
virtual void init();
|
|
virtual int x();
|
|
virtual int y();
|
|
virtual int w();
|
|
virtual int h();
|
|
virtual void screen_xywh(int &X, int &Y, int &W, int &H, int n);
|
|
virtual void screen_dpi(float &h, float &v, int n=0);
|
|
int screen_num_unscaled(int x, int y);
|
|
virtual void screen_work_area(int &X, int &Y, int &W, int &H, int n);
|
|
// --- audible output
|
|
virtual void beep(int type);
|
|
// --- global events
|
|
virtual void flush();
|
|
virtual double wait(double time_to_wait);
|
|
virtual int ready();
|
|
virtual void grab(Fl_Window* win);
|
|
// --- global colors
|
|
virtual void get_system_colors();
|
|
virtual const char *get_system_scheme();
|
|
// --- global timers
|
|
virtual void add_timeout(double time, Fl_Timeout_Handler cb, void *argp);
|
|
virtual void repeat_timeout(double time, Fl_Timeout_Handler cb, void *argp);
|
|
virtual int has_timeout(Fl_Timeout_Handler cb, void *argp);
|
|
virtual void remove_timeout(Fl_Timeout_Handler cb, void *argp);
|
|
virtual int dnd(int unused);
|
|
virtual int compose(int &del);
|
|
virtual Fl_RGB_Image *read_win_rectangle(int X, int Y, int w, int h);
|
|
Fl_RGB_Image *read_win_rectangle_unscaled(int X, int Y, int w, int h);
|
|
virtual int get_mouse(int &x, int &y);
|
|
virtual void enable_im();
|
|
virtual void disable_im();
|
|
virtual void open_display_platform();
|
|
virtual void offscreen_size(Fl_Offscreen off, int &width, int &height);
|
|
virtual APP_SCALING_CAPABILITY rescalable() {
|
|
return PER_SCREEN_APP_SCALING;
|
|
}
|
|
virtual float scale(int n) {
|
|
return scale_of_screen[n];
|
|
}
|
|
virtual void scale(int n, float f) {
|
|
scale_of_screen[n] = f;
|
|
}
|
|
virtual float desktop_scale_factor();
|
|
};
|
|
|
|
|
|
#endif // FL_WINAPI_SCREEN_DRIVER_H
|
|
|
|
//
|
|
// End of "$Id$".
|
|
//
|