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https://github.com/KolibriOS/kolibrios.git
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122 lines
3.4 KiB
C++
122 lines
3.4 KiB
C++
#ifndef _GRAPHIC_DRAW_H
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#define _GRAPHIC_DRAW_H
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#ifndef __MENUET__
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#include <limits.h>
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#include <string.h>
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#ifdef _Windows
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# include <windows.h>
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#endif
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#else
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#define LONG_MIN (-2147483647L-1) /* minimum signed long value */
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#define INT_MIN LONG_MIN
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#endif
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class TGraphDraw
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{
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public:
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union event
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{
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enum evtype {noevent = 0, draw, button_down, button_up,
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mouse_move, key_down, key_up, start, close} type;
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struct evany
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{
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evtype type;
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TGraphDraw *drw;
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} any;
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struct evbutton : public evany
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{
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int x, y, n;
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} button;
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struct evkey : public evany
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{
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unsigned long k;
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} key;
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};
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enum {button_down_mask = 0x1, button_up_mask = 0x2, key_down_mask = 0x4,
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key_up_mask = 0x8, mouse_move_mask = 0x10, mouse_drag_mask = 0x20};
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enum {ret_setcapture = 0x10};
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public:
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TGraphDraw(const char *s = 0) : title(0), about_info(0),
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evfunc(0), id(0), data(0) {CopyTitle(s);}
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~TGraphDraw() {FreeTitle();}
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virtual unsigned long GetBlackColor() {return 0;}
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virtual unsigned long GetWhiteColor() {return 0xFFFFFFL;}
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virtual unsigned long CreateColor(unsigned short red,
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unsigned short green, unsigned short blue);
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virtual void FreeColor(unsigned long c) {}
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virtual unsigned long GetBgColor() {return GetWhiteColor();}
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virtual void SetBgColor(unsigned long c) {}
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virtual void SetTitle(const char *s) {CopyTitle(s);}
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const char *GetTitle() const {return title;}
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virtual int GetStatus() {return 0;} //1 - can draw, 0 - can't draw, <0 - error
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virtual int Init() {return 0;}
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virtual void UnInit() {}
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virtual int Run(int evmask = 0, int w = INT_MIN, int h = INT_MIN) {return -100;}
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virtual void GetSize(int &w, int &h) {w = 200; h = 200;}
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virtual int OpenDraw() {return 0;}
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virtual int IsDraw() {return 0;}
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virtual void CloseDraw() {}
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virtual int SetColor(unsigned long c) {return 0;}
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virtual int DrawLine(int x0, int y0, int x1, int y1) {return 0;}
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virtual int DrawText(int x0, int y0, char *text) {return 0;}
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virtual int DrawClear() {return 0;}
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virtual int GetTextH(const char *s) {return 16;}
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virtual int GetTextW(const char *s) {return 8 * strlen(s);}
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virtual void Quit(int q = 1) {}
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virtual void ResReinit(int w = INT_MIN, int h = INT_MIN) {}
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virtual int GetAboutInfo() {return about_info;}
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virtual void SetAboutInfo(int inf) {about_info = inf;}
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protected:
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void FreeTitle() {if (title) {delete[] title; title = 0;}}
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void CopyTitle(const char *s);
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char *title;
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int about_info;
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public:
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int (*evfunc)(const event &ev);
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int id;
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void *data;
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};
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unsigned long TGraphDraw::CreateColor(unsigned short red,
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unsigned short green, unsigned short blue)
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{
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return (unsigned long)(red >> 8) + ((unsigned long)(green >> 8) << 8) +
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((unsigned long)(blue >> 8) << 16);
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}
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void TGraphDraw::CopyTitle(const char *s)
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{
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FreeTitle();
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if (s) {title = new char[strlen(s) + 1]; strcpy(title, s);}
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}
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#if defined __GNUC__
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# include "gnu-draw.h"
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typedef TGnuGraphDraw TMainGraphDraw;
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#elif defined __MENUET__
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# include "mt-draw.h"
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typedef TKlbrGraphDraw TMainGraphDraw;
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#elif defined _Windows
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# include "win-draw.h"
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typedef TWinGraphDraw TMainGraphDraw;
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#elif defined __MSDOS__
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# include "dos-draw.h"
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typedef TDosGraphDraw TMainGraphDraw;
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#else
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typedef TGraphDraw TMainGraphDraw;
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#endif
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#endif //_GRAPHIC_DRAW_H
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