tron@2186: /* $Id$ */
tron@2186: 
KUDr@6285: /** @file gfx.h */
KUDr@6285: 
truelight@0: #ifndef GFX_H
truelight@0: #define GFX_H
truelight@0: 
KUDr@6259: #include "misc/rect.hpp"
KUDr@5887: 
KUDr@5887: enum WindowKeyCodes {
KUDr@5887: 	WKC_SHIFT = 0x8000,
KUDr@5887: 	WKC_CTRL  = 0x4000,
KUDr@5887: 	WKC_ALT   = 0x2000,
KUDr@5887: 	WKC_META  = 0x1000,
KUDr@5887: 
KUDr@6285: 	/* Special ones */
KUDr@5887: 	WKC_NONE        =  0,
KUDr@5887: 	WKC_ESC         =  1,
KUDr@5887: 	WKC_BACKSPACE   =  2,
KUDr@5887: 	WKC_INSERT      =  3,
KUDr@5887: 	WKC_DELETE      =  4,
KUDr@5887: 
KUDr@5887: 	WKC_PAGEUP      =  5,
KUDr@5887: 	WKC_PAGEDOWN    =  6,
KUDr@5887: 	WKC_END         =  7,
KUDr@5887: 	WKC_HOME        =  8,
KUDr@5887: 
KUDr@6285: 	/* Arrow keys */
KUDr@5887: 	WKC_LEFT        =  9,
KUDr@5887: 	WKC_UP          = 10,
KUDr@5887: 	WKC_RIGHT       = 11,
KUDr@5887: 	WKC_DOWN        = 12,
KUDr@5887: 
KUDr@6285: 	/* Return & tab */
KUDr@5887: 	WKC_RETURN      = 13,
KUDr@5887: 	WKC_TAB         = 14,
KUDr@5887: 
KUDr@6285: 	/* Numerical keyboard */
KUDr@5887: 	WKC_NUM_0       = 16,
KUDr@5887: 	WKC_NUM_1       = 17,
KUDr@5887: 	WKC_NUM_2       = 18,
KUDr@5887: 	WKC_NUM_3       = 19,
KUDr@5887: 	WKC_NUM_4       = 20,
KUDr@5887: 	WKC_NUM_5       = 21,
KUDr@5887: 	WKC_NUM_6       = 22,
KUDr@5887: 	WKC_NUM_7       = 23,
KUDr@5887: 	WKC_NUM_8       = 24,
KUDr@5887: 	WKC_NUM_9       = 25,
KUDr@5887: 	WKC_NUM_DIV     = 26,
KUDr@5887: 	WKC_NUM_MUL     = 27,
KUDr@5887: 	WKC_NUM_MINUS   = 28,
KUDr@5887: 	WKC_NUM_PLUS    = 29,
KUDr@5887: 	WKC_NUM_ENTER   = 30,
KUDr@5887: 	WKC_NUM_DECIMAL = 31,
KUDr@5887: 
KUDr@6285: 	/* Space */
KUDr@5887: 	WKC_SPACE       = 32,
KUDr@5887: 
KUDr@6285: 	/* Function keys */
KUDr@5887: 	WKC_F1          = 33,
KUDr@5887: 	WKC_F2          = 34,
KUDr@5887: 	WKC_F3          = 35,
KUDr@5887: 	WKC_F4          = 36,
KUDr@5887: 	WKC_F5          = 37,
KUDr@5887: 	WKC_F6          = 38,
KUDr@5887: 	WKC_F7          = 39,
KUDr@5887: 	WKC_F8          = 40,
KUDr@5887: 	WKC_F9          = 41,
KUDr@5887: 	WKC_F10         = 42,
KUDr@5887: 	WKC_F11         = 43,
KUDr@5887: 	WKC_F12         = 44,
KUDr@5887: 
KUDr@6285: 	/* backquote is the key left of "1"
KUDr@6285: 	 * we only store this key here, no matter what character is really mapped to it
KUDr@6285: 	 * on a particular keyboard. (US keyboard: ` and ~ ; German keyboard: ^ and °) */
KUDr@5887: 	WKC_BACKQUOTE   = 45,
KUDr@5887: 	WKC_PAUSE       = 46,
KUDr@5887: 
KUDr@6285: 	/* 0-9 are mapped to 48-57
KUDr@6285: 	 * A-Z are mapped to 65-90
KUDr@6285: 	 * a-z are mapped to 97-122 */
KUDr@5887: };
KUDr@5887: 
KUDr@5887: enum GameModes {
KUDr@5887: 	GM_MENU,
KUDr@5887: 	GM_NORMAL,
KUDr@5887: 	GM_EDITOR
KUDr@5887: };
KUDr@5887: 
bjarni@6298: void GameLoop();
KUDr@5887: 
bjarni@6298: void CreateConsole();
KUDr@5887: 
KUDr@5887: typedef int32 CursorID;
KUDr@5887: typedef byte Pixel;
KUDr@5887: 
bjarni@6298: struct Rect {
KUDr@5887: 	int left,top,right,bottom;
bjarni@6298: };
KUDr@5887: 
bjarni@6268: /** A single sprite of a list of animated cursors */
bjarni@6268: struct AnimCursor {
bjarni@6268: 	static const CursorID LAST = MAX_UVALUE(CursorID);
bjarni@6268: 	CursorID sprite;   ///< Must be set to LAST_ANIM when it is the last sprite of the loop
bjarni@6268: 	byte display_time; ///< Amount of ticks this sprite will be shown
bjarni@6268: };
KUDr@5887: 
bjarni@6298: struct CursorVars {
KUDr@5887: 	Point pos, size, offs, delta; ///< position, size, offset from top-left, and movement
KUDr@5887: 	Point draw_pos, draw_size;    ///< position and size bounding-box for drawing
peter1138@5919: 	SpriteID sprite; ///< current image of cursor
peter1138@5919: 	SpriteID pal;
KUDr@5887: 
KUDr@5887: 	int wheel;       ///< mouse wheel movement
bjarni@6268: 	const AnimCursor *animate_list; ///< in case of animated cursor, list of frames
bjarni@6268: 	const AnimCursor *animate_cur;  ///< in case of animated cursor, current frame
bjarni@6268: 	uint animate_timeout;           ///< in case of animated cursor, number of ticks to show the current cursor
KUDr@5887: 
KUDr@5887: 	bool visible;    ///< cursor is visible
KUDr@5887: 	bool dirty;      ///< the rect occupied by the mouse is dirty (redraw)
KUDr@5887: 	bool fix_at;     ///< mouse is moving, but cursor is not (used for scrolling)
KUDr@5887: 	bool in_window;  ///< mouse inside this window, determines drawing logic
bjarni@6298: };
KUDr@5887: 
bjarni@6298: struct DrawPixelInfo {
KUDr@5887: 	Pixel *dst_ptr;
KUDr@5887: 	int left, top, width, height;
KUDr@5887: 	int pitch;
KUDr@5887: 	uint16 zoom;
bjarni@6298: };
KUDr@5887: 
bjarni@6298: struct Colour {
KUDr@5887: 	byte r;
KUDr@5887: 	byte g;
KUDr@5887: 	byte b;
bjarni@6298: };
KUDr@5887: 
KUDr@5887: 
KUDr@5887: 
KUDr@6285: extern byte _dirkeys;        ///< 1 = left, 2 = up, 4 = right, 8 = down
KUDr@5887: extern bool _fullscreen;
KUDr@5887: extern CursorVars _cursor;
KUDr@6285: extern bool _ctrl_pressed;   ///< Is Ctrl pressed?
KUDr@6285: extern bool _shift_pressed;  ///< Is Shift pressed?
KUDr@5887: extern byte _fast_forward;
KUDr@5887: 
KUDr@5887: extern bool _left_button_down;
KUDr@5887: extern bool _left_button_clicked;
KUDr@5887: extern bool _right_button_down;
KUDr@5887: extern bool _right_button_clicked;
KUDr@5887: 
KUDr@5887: extern DrawPixelInfo _screen;
KUDr@5887: extern bool _exit_game;
KUDr@5887: extern bool _networking;         ///< are we in networking mode?
KUDr@5887: extern byte _game_mode;
bjarni@6298: extern byte _pause_game;
KUDr@5887: 
KUDr@5887: extern int _pal_first_dirty;
KUDr@5887: extern int _pal_last_dirty;
KUDr@5887: extern int _num_resolutions;
KUDr@5887: extern uint16 _resolutions[32][2];
KUDr@5887: extern uint16 _cur_resolution[2];
KUDr@5887: extern Colour _cur_palette[256];
KUDr@5887: 
KUDr@5887: void HandleKeypress(uint32 key);
bjarni@6298: void HandleMouseEvents();
KUDr@5887: void CSleep(int milliseconds);
bjarni@6298: void UpdateWindows();
KUDr@5887: 
bjarni@6298: uint32 InteractiveRandom(); //< Used for random sequences that are not the same on the other end of the multiplayer link
KUDr@5887: uint InteractiveRandomRange(uint max);
bjarni@6298: void DrawTextMessage();
bjarni@6298: void DrawMouseCursor();
bjarni@6298: void ScreenSizeChanged();
bjarni@6298: void HandleExitGameRequest();
bjarni@6298: void GameSizeChanged();
bjarni@6298: void UndrawMouseCursor();
KUDr@5887: 
rubidium@5838: #include "helpers.hpp"
truelight@0: 
bjarni@6298: enum FontSize {
peter1138@3798: 	FS_NORMAL,
peter1138@3798: 	FS_SMALL,
peter1138@3798: 	FS_LARGE,
peter1138@3798: 	FS_END,
bjarni@6298: };
peter1138@3798: 
rubidium@5838: DECLARE_POSTFIX_INCREMENT(FontSize);
peter1138@3798: 
truelight@0: void RedrawScreenRect(int left, int top, int right, int bottom);
truelight@0: void GfxScroll(int left, int top, int width, int height, int xo, int yo);
Darkvater@2097: 
tron@2406: 
KUDr@6285: /* XXX doesn't really belong here, but the only
KUDr@6285:  * consumers always use it in conjunction with DoDrawString() */
peter1138@5108: #define UPARROW   "\xEE\x8A\x80"
peter1138@5108: #define DOWNARROW "\xEE\x8A\xAA"
tron@2406: 
tron@2406: 
Darkvater@2097: int DrawStringCentered(int x, int y, StringID str, uint16 color);
Darkvater@2113: int DrawStringCenteredTruncated(int xl, int xr, int y, StringID str, uint16 color);
Darkvater@2134: int DoDrawStringCentered(int x, int y, const char *str, uint16 color);
Darkvater@2097: 
Darkvater@2097: int DrawString(int x, int y, StringID str, uint16 color);
Darkvater@2097: int DrawStringTruncated(int x, int y, StringID str, uint16 color, uint maxw);
Darkvater@2097: 
tron@1323: int DoDrawString(const char *string, int x, int y, uint16 color);
KUDr@6293: typedef uint32 WChar;
KUDr@6293: int DoDrawStringW(const WChar *string, int x, int y, uint16 color);
Darkvater@2097: int DoDrawStringTruncated(const char *str, int x, int y, uint16 color, uint maxw);
Darkvater@2097: 
Darkvater@2097: void DrawStringCenterUnderline(int x, int y, StringID str, uint16 color);
Darkvater@2113: void DrawStringCenterUnderlineTruncated(int xl, int xr, int y, StringID str, uint16 color);
Darkvater@2097: 
rubidium@4314: int DrawStringRightAligned(int x, int y, StringID str, uint16 color);
Darkvater@2097: void DrawStringRightAlignedTruncated(int x, int y, StringID str, uint16 color, uint maxw);
rubidium@4314: void DrawStringRightAlignedUnderline(int x, int y, StringID str, uint16 color);
Darkvater@2097: 
truelight@193: void GfxFillRect(int left, int top, int right, int bottom, int color);
truelight@193: void GfxDrawLine(int left, int top, int right, int bottom, int color);
truelight@0: 
Darkvater@4609: BoundingRect GetStringBoundingBox(const char *str);
Darkvater@4954: uint32 FormatStringLinebreaks(char *str, int maxw);
bjarni@6298: void LoadStringWidthTable();
tron@2634: void DrawStringMultiCenter(int x, int y, StringID str, int maxw);
peter1138@4928: uint DrawStringMultiLine(int x, int y, StringID str, int maxw);
bjarni@6298: void DrawDirtyBlocks();
truelight@0: void SetDirtyBlocks(int left, int top, int right, int bottom);
bjarni@6298: void MarkWholeScreenDirty();
truelight@0: 
bjarni@6298: void GfxInitPalettes();
truelight@0: 
tron@4429: bool FillDrawPixelInfo(DrawPixelInfo* n, int left, int top, int width, int height);
truelight@0: 
KUDr@6285: /* window.cpp */
truelight@0: void DrawOverlappedWindowForAll(int left, int top, int right, int bottom);
truelight@0: 
rubidium@5838: void SetMouseCursor(CursorID cursor);
peter1138@5919: void SetMouseCursor(SpriteID sprite, SpriteID pal);
bjarni@6268: void SetAnimatedMouseCursor(const AnimCursor *table);
bjarni@6298: void CursorTick();
bjarni@6298: void DrawMouseCursor();
bjarni@6298: void ScreenSizeChanged();
bjarni@6298: void UndrawMouseCursor();
truelight@0: bool ChangeResInGame(int w, int h);
Darkvater@1806: void SortResolutions(int count);
bjarni@6192: void ToggleFullScreen(bool fs);
truelight@0: 
KUDr@6285: /* gfx.cpp */
Darkvater@1390: #define ASCII_LETTERSTART 32
peter1138@3798: extern FontSize _cur_fontsize;
peter1138@3798: 
peter1138@5108: byte GetCharacterWidth(FontSize size, uint32 key);
peter1138@3798: 
peter1138@3798: static inline byte GetCharacterHeight(FontSize size)
peter1138@3798: {
peter1138@3798: 	switch (size) {
peter1138@3798: 		default: NOT_REACHED();
peter1138@3798: 		case FS_NORMAL: return 10;
peter1138@3798: 		case FS_SMALL:  return 6;
peter1138@3798: 		case FS_LARGE:  return 18;
peter1138@3798: 	}
Darkvater@1391: }
truelight@0: 
truelight@0: VARDEF DrawPixelInfo *_cur_dpi;
truelight@0: 
tron@4444: enum {
tron@4444: 	COLOUR_DARK_BLUE,
tron@4444: 	COLOUR_PALE_GREEN,
tron@4444: 	COLOUR_PINK,
tron@4444: 	COLOUR_YELLOW,
tron@4444: 	COLOUR_RED,
tron@4444: 	COLOUR_LIGHT_BLUE,
tron@4444: 	COLOUR_GREEN,
tron@4444: 	COLOUR_DARK_GREEN,
tron@4444: 	COLOUR_BLUE,
tron@4444: 	COLOUR_CREAM,
tron@4444: 	COLOUR_MAUVE,
tron@4444: 	COLOUR_PURPLE,
tron@4444: 	COLOUR_ORANGE,
tron@4444: 	COLOUR_BROWN,
tron@4444: 	COLOUR_GREY,
KUDr@6286: 	COLOUR_WHITE,
KUDr@6286: 
KUDr@6300: 	COLOUR_TRANSPARENT = 0x200,
KUDr@6300: 	COLOUR_PARENT      = 0x201,
tron@4444: };
tron@4444: 
tron@4444: /**
tron@4444:  * All 16 colour gradients
tron@4444:  * 8 colours per gradient from darkest (0) to lightest (7)
tron@4444:  */
tron@4444: VARDEF byte _colour_gradient[16][8];
tron@4444: 
dominik@614: VARDEF bool _use_dos_palette;
dominik@614: 
bjarni@6298: enum StringColorFlags {
KUDr@6285: 	IS_PALETTE_COLOR = 0x100, ///< color value is already a real palette color index, not an index of a StringColor
bjarni@6298: };
dominik@657: 
KUDr@6293: /**
KUDr@6293:  * Create instance of this class on the stack (as local var) to set new clipping
KUDr@6293:  * context. The original clipping context gets restored automatically when this
KUDr@6293:  * variable is destroyed (comes out of scope).
KUDr@6293:  */
KUDr@6293: struct ClipDrawContext {
KUDr@6293: 	DrawPixelInfo m_dpi;
KUDr@6293: 	DrawPixelInfo *m_old_dpi;
KUDr@6293: 
KUDr@6293: 	ClipDrawContext(int left, int top, int width, int height)
KUDr@6293: 	{
KUDr@6293: 		if (FillDrawPixelInfo(&m_dpi, left, top, width, height)) {
KUDr@6293: 			m_old_dpi = _cur_dpi;
KUDr@6293: 			_cur_dpi = &m_dpi;
KUDr@6293: 		} else {
KUDr@6293: 			m_old_dpi = NULL;
KUDr@6293: 		}
KUDr@6293: 	}
KUDr@6293: 	~ClipDrawContext()
KUDr@6293: 	{
KUDr@6293: 		if (m_old_dpi != NULL) _cur_dpi = m_old_dpi;
KUDr@6293: 	}
KUDr@6293: 	bool IsEmpty()
KUDr@6293: 	{
KUDr@6293: 		return m_old_dpi == NULL;
KUDr@6293: 	}
KUDr@6293: };
KUDr@6293: 
KUDr@5887: 
tron@2649: #ifdef _DEBUG
tron@2649: extern bool _dbg_screen_rect;
tron@2649: #endif
tron@2649: 
Darkvater@2436: #endif /* GFX_H */