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/******************************************************************************
*
* Copyright (c) 1994-1999 Palm Computing, Inc. or its subsidiaries.
* All rights reserved.
*
* File: Window.h
*
* Description:
* This file defines window structures and routines that support color.
*
* History:
* January 20, 1999 Created by Bob Ebert
* Name Date Description
* ---- ---- -----------
* bob 1/20/99 Branch off WindowNew.h
* BS 4/20/99 Re-design of the screen driver
* bob 5/26/99 Cleanup/reorg
* jmp 12/23/99 Fix <> vs. "" problem.
*
*****************************************************************************/
#ifndef __WINDOW_H__
#define __WINDOW_H__
#include <PalmTypes.h>
#include <CoreTraps.h>
#include <Font.h>
#include <Rect.h>
#include <Bitmap.h>
#include <PalmOptErrorCheckLevel.h> // #define ERROR_CHECK_LEVEL
#ifdef _WIN32
#pragma warning(disable: 4214) // nonstandard extension used : bit field types other than int
#endif
// enum for WinScrollRectangle
typedef enum { winUp = 0, winDown, winLeft, winRight } WinDirectionType;
// enum for WinCreateOffscreenWindow
typedef enum { screenFormat = 0, genericFormat } WindowFormatType;
// enum for WinLockScreen
typedef enum {winLockCopy, winLockErase, winLockDontCare} WinLockInitType;
// operations for the WinScreenMode function
typedef enum {
winScreenModeGetDefaults,
winScreenModeGet,
winScreenModeSetToDefaults,
winScreenModeSet,
winScreenModeGetSupportedDepths,
winScreenModeGetSupportsColor
} WinScreenModeOperation;
// Operations for the WinPalette function
#define winPaletteGet 0
#define winPaletteSet 1
#define winPaletteSetToDefault 2
// transfer modes for color drawing
typedef enum {winPaint, winErase, winMask, winInvert, winOverlay, winPaintInverse, winSwap} WinDrawOperation;
typedef enum { blackPattern, whitePattern, grayPattern, customPattern } PatternType;
#define noPattern blackPattern
#define grayHLinePattern 0xAA
#define grayHLinePatternOdd 0x55
// grayUnderline means dotted current foreground color
// solidUnderline means solid current foreground color
// colorUnderline redundant, use solidUnderline instead
typedef enum { noUnderline, grayUnderline, solidUnderline, colorUnderline } UnderlineModeType;
#define WinMaxSupportedDepth 8
#define WinNumSupportedColors 4
typedef UInt8 IndexedColorType; // 1-, 2-, 4-, or 8-bit index
typedef UInt8 CustomPatternType [8]; // 8x8 1-bit deep pattern
// for WinPalette startIndex value, respect indexes in passed table
#define WinUseTableIndexes -1
//-----------------------------------------------
// Draw state structures.
//-----------------------------------------------
typedef struct DrawStateType {
WinDrawOperation transferMode;
PatternType pattern;
UnderlineModeType underlineMode;
FontID fontId;
FontPtr font;
CustomPatternType patternData;
IndexedColorType foreColor;
IndexedColorType backColor;
IndexedColorType textColor;
UInt8 reserved;
} DrawStateType;
#define DrawStateStackSize 5 // enough for a control in a field in a window
//-----------------------------------------------
// The Window Structures.
//-----------------------------------------------
#ifndef PUBLIC_STUFF_STRIPPED
// DOLATER ¥¥¥Ê-- need to add #defines for each bit for endian portableness
#endif // PUBLIC_STUFF_STRIPPED
typedef union FrameBitsType {
struct {
UInt16 cornerDiam : 8; // corner diameter, max 38
UInt16 reserved_3 : 3;
UInt16 threeD : 1; // Draw 3D button
UInt16 shadowWidth : 2; // Width of shadow
UInt16 width : 2; // Width frame
} bits;
UInt16 word; // IMPORTANT: INITIALIZE word to zero before setting bits!
} FrameBitsType;
typedef UInt16 FrameType;
// Standard Frame Types
#define noFrame 0
#define simpleFrame 1
#define rectangleFrame 1
#define simple3DFrame 0x0012 // 3d, frame = 2
#define roundFrame 0x0401 // corner = 7, frame = 1
#define boldRoundFrame 0x0702 // corner = 7, frame = 2
#define popupFrame 0x0205 // corner = 2, frame = 1, shadow = 1
#define dialogFrame 0x0302 // corner = 3, frame = 2
#define menuFrame popupFrame
#define winDefaultDepthFlag 0xFF
#ifndef PUBLIC_STUFF_STRIPPED
// DOLATER ¥¥¥Ê-- need to add #defines for each bit for endian portableness
#endif // PUBLIC_STUFF_STRIPPED
typedef struct WindowFlagsType {
UInt16 format:1; // window format: 0=screen mode; 1=generic mode
UInt16 offscreen:1; // offscreen flag: 0=onscreen ; 1=offscreen
UInt16 modal:1; // modal flag: 0=modeless window; 1=modal window
UInt16 focusable:1; // focusable flag: 0=non-focusable; 1=focusable
UInt16 enabled:1; // enabled flag: 0=disabled; 1=enabled
UInt16 visible:1; // visible flag: 0-invisible; 1=visible
UInt16 dialog:1; // dialog flag: 0=non-dialog; 1=dialog
UInt16 freeBitmap:1; // free bitmap w/window: 0=don't free, 1=free
UInt16 reserved :8;
} WindowFlagsType;
typedef struct WindowType {
Coord displayWidthV20; // use WinGetDisplayExtent instead
Coord displayHeightV20; // use WinGetDisplayExtent instead
void * displayAddrV20; // use the drawing functions instead
WindowFlagsType windowFlags;
RectangleType windowBounds;
AbsRectType clippingBounds;
BitmapPtr bitmapP;
FrameBitsType frameType;
DrawStateType * drawStateP; // was GraphicStatePtr
struct WindowType * nextWindow;
} WindowType;
typedef WindowType *WinPtr;
typedef WindowType *WinHandle;
//-----------------------------------------------
// More graphics shapes
//-----------------------------------------------
typedef struct WinLineType {
Coord x1;
Coord y1;
Coord x2;
Coord y2;
} WinLineType;
// Rectangles, Points defined in Rect.h
//-----------------------------------------------
// Low Memory Globals
//-----------------------------------------------
// This is the structure of a low memory global reserved for the Window Manager
// In GRAPHIC_VERSION_2, it held a single drawing state. In this version, it
// holds stack information for structures that are allocated from the dynamic heap
typedef struct GraphicStateType {
DrawStateType * drawStateP;
DrawStateType * drawStateStackP;
Int16 drawStateIndex;
UInt16 screenLockCount;
} GraphicStateType;
// ----------------------
// Window manager errors
// ----------------------
#define winErrPalette (winErrorClass | 1)
//-----------------------------------------------
// Macros
//-----------------------------------------------
// For now, the window handle is a pointer to a window structure,
// this however may change, so use the following macros.
#define WinGetWindowPointer(winHandle) ((WindowType *) winHandle)
#define WinGetWindowHandle(winPtr) ((WinHandle) winPtr)
#if ERROR_CHECK_LEVEL == ERROR_CHECK_FULL
#define ECWinValidateHandle(winHandle) WinValidateHandle(winHandle)
#else
#define ECWinValidateHandle(winHandle)
#endif
#ifdef REMOVE_FOR_EMULATOR
#ifdef __cplusplus
extern "C" {
#endif
//-----------------------------------------------
// Routines relating to windows management
//-----------------------------------------------
extern Boolean WinValidateHandle (WinHandle winHandle)
SYS_TRAP(sysTrapWinValidateHandle);
extern WinHandle WinCreateWindow (const RectangleType *bounds, FrameType frame,
Boolean modal, Boolean focusable, UInt16 *error)
SYS_TRAP(sysTrapWinCreateWindow);
extern WinHandle WinCreateOffscreenWindow (Coord width, Coord height,
WindowFormatType format, UInt16 *error)
SYS_TRAP(sysTrapWinCreateOffscreenWindow);
extern WinHandle WinCreateBitmapWindow (BitmapType *bitmapP, UInt16 *error)
SYS_TRAP(sysTrapWinCreateBitmapWindow);
extern void WinDeleteWindow (WinHandle winHandle, Boolean eraseIt)
SYS_TRAP(sysTrapWinDeleteWindow);
extern void WinInitializeWindow (WinHandle winHandle)
SYS_TRAP(sysTrapWinInitializeWindow);
extern void WinAddWindow (WinHandle winHandle)
SYS_TRAP(sysTrapWinAddWindow);
extern void WinRemoveWindow (WinHandle winHandle)
SYS_TRAP(sysTrapWinRemoveWindow);
extern void WinMoveWindowAddr (WindowType *oldLocationP, WindowType *newLocationP)
SYS_TRAP(sysTrapWinMoveWindowAddr);
extern void WinSetActiveWindow (WinHandle winHandle)
SYS_TRAP(sysTrapWinSetActiveWindow);
extern WinHandle WinSetDrawWindow (WinHandle winHandle)
SYS_TRAP(sysTrapWinSetDrawWindow);
extern WinHandle WinGetDrawWindow (void)
SYS_TRAP(sysTrapWinGetDrawWindow);
extern WinHandle WinGetActiveWindow (void)
SYS_TRAP(sysTrapWinGetActiveWindow);
extern WinHandle WinGetDisplayWindow (void)
SYS_TRAP(sysTrapWinGetDisplayWindow);
extern WinHandle WinGetFirstWindow (void)
SYS_TRAP(sysTrapWinGetFirstWindow);
extern void WinEnableWindow (WinHandle winHandle)
SYS_TRAP(sysTrapWinEnableWindow);
extern void WinDisableWindow (WinHandle winHandle)
SYS_TRAP(sysTrapWinDisableWindow);
extern void WinGetWindowFrameRect (WinHandle winHandle, RectangleType *r)
SYS_TRAP(sysTrapWinGetWindowFrameRect);
extern void WinDrawWindowFrame (void)
SYS_TRAP(sysTrapWinDrawWindowFrame);
extern void WinEraseWindow (void)
SYS_TRAP(sysTrapWinEraseWindow);
extern WinHandle WinSaveBits (const RectangleType *source, UInt16 *error)
SYS_TRAP(sysTrapWinSaveBits);
extern void WinRestoreBits (WinHandle winHandle, Coord destX, Coord destY)
SYS_TRAP(sysTrapWinRestoreBits);
extern void WinCopyRectangle (WinHandle srcWin, WinHandle dstWin,
const RectangleType *srcRect, Coord destX, Coord destY, WinDrawOperation mode)
SYS_TRAP(sysTrapWinCopyRectangle);
extern void WinScrollRectangle (const RectangleType *rP, WinDirectionType direction,
Coord distance, RectangleType *vacatedP)
SYS_TRAP(sysTrapWinScrollRectangle);
extern void WinGetDisplayExtent (Coord *extentX, Coord *extentY)
SYS_TRAP(sysTrapWinGetDisplayExtent);
extern void WinGetWindowBounds (RectangleType *rP)
SYS_TRAP(sysTrapWinGetWindowBounds);
extern void WinSetWindowBounds (WinHandle winHandle, const RectangleType *rP)
SYS_TRAP(sysTrapWinSetWindowBounds);
extern void WinGetWindowExtent (Coord *extentX, Coord *extentY)
SYS_TRAP(sysTrapWinGetWindowExtent);
extern void WinDisplayToWindowPt (Coord *extentX, Coord *extentY)
SYS_TRAP(sysTrapWinDisplayToWindowPt);
extern void WinWindowToDisplayPt (Coord *extentX, Coord *extentY)
SYS_TRAP(sysTrapWinWindowToDisplayPt);
extern BitmapType *WinGetBitmap (WinHandle winHandle)
SYS_TRAP(sysTrapWinGetBitmap);
extern void WinGetClip (RectangleType *rP)
SYS_TRAP(sysTrapWinGetClip);
extern void WinSetClip (const RectangleType *rP)
SYS_TRAP(sysTrapWinSetClip);
extern void WinResetClip (void)
SYS_TRAP(sysTrapWinResetClip);
extern void WinClipRectangle (RectangleType *rP)
SYS_TRAP(sysTrapWinClipRectangle);
extern Boolean WinModal (WinHandle winHandle)
SYS_TRAP(sysTrapWinModal);
//-----------------------------------------------
// Routines to draw shapes or frames shapes
//-----------------------------------------------
// Pixel(s)
extern IndexedColorType WinGetPixel (Coord x, Coord y)
SYS_TRAP(sysTrapWinGetPixel);
extern void WinPaintPixel (Coord x, Coord y) // uses drawing mode
SYS_TRAP(sysTrapWinPaintPixel);
extern void WinDrawPixel (Coord x, Coord y)
SYS_TRAP(sysTrapWinDrawPixel);
extern void WinErasePixel (Coord x, Coord y)
SYS_TRAP(sysTrapWinErasePixel);
extern void WinInvertPixel (Coord x, Coord y)
SYS_TRAP(sysTrapWinInvertPixel);
extern void WinPaintPixels (UInt16 numPoints, PointType pts[])
SYS_TRAP(sysTrapWinPaintPixels);
// Line(s)
extern void WinPaintLines (UInt16 numLines, WinLineType lines[])
SYS_TRAP(sysTrapWinPaintLines);
extern void WinPaintLine (Coord x1, Coord y1, Coord x2, Coord y2)
SYS_TRAP(sysTrapWinPaintLine);
extern void WinDrawLine (Coord x1, Coord y1, Coord x2, Coord y2)
SYS_TRAP(sysTrapWinDrawLine);
extern void WinDrawGrayLine (Coord x1, Coord y1, Coord x2, Coord y2)
SYS_TRAP(sysTrapWinDrawGrayLine);
extern void WinEraseLine (Coord x1, Coord y1, Coord x2, Coord y2)
SYS_TRAP(sysTrapWinEraseLine);
extern void WinInvertLine (Coord x1, Coord y1, Coord x2, Coord y2)
SYS_TRAP(sysTrapWinInvertLine);
extern void WinFillLine (Coord x1, Coord y1, Coord x2, Coord y2)
SYS_TRAP(sysTrapWinFillLine);
// Rectangle
extern void WinPaintRectangle (const RectangleType *rP, UInt16 cornerDiam)
SYS_TRAP(sysTrapWinPaintRectangle);
extern void WinDrawRectangle (const RectangleType *rP, UInt16 cornerDiam)
SYS_TRAP(sysTrapWinDrawRectangle);
extern void WinEraseRectangle (const RectangleType *rP, UInt16 cornerDiam)
SYS_TRAP(sysTrapWinEraseRectangle);
extern void WinInvertRectangle (const RectangleType *rP, UInt16 cornerDiam)
SYS_TRAP(sysTrapWinInvertRectangle);
extern void WinFillRectangle (const RectangleType *rP, UInt16 cornerDiam)
SYS_TRAP(sysTrapWinFillRectangle);
// Rectangle frames
extern void WinPaintRectangleFrame (FrameType frame, const RectangleType *rP)
SYS_TRAP(sysTrapWinPaintRectangleFrame);
extern void WinDrawRectangleFrame (FrameType frame, const RectangleType *rP)
SYS_TRAP(sysTrapWinDrawRectangleFrame);
extern void WinDrawGrayRectangleFrame (FrameType frame, const RectangleType *rP)
SYS_TRAP(sysTrapWinDrawGrayRectangleFrame);
extern void WinEraseRectangleFrame (FrameType frame, const RectangleType *rP)
SYS_TRAP(sysTrapWinEraseRectangleFrame);
extern void WinInvertRectangleFrame (FrameType frame, const RectangleType *rP)
SYS_TRAP(sysTrapWinInvertRectangleFrame);
extern void WinGetFramesRectangle (FrameType frame, const RectangleType *rP,
RectangleType *obscuredRect)
SYS_TRAP(sysTrapWinGetFramesRectangle);
// Bitmap
extern void WinDrawBitmap (BitmapPtr bitmapP, Coord x, Coord y)
SYS_TRAP(sysTrapWinDrawBitmap);
extern void WinPaintBitmap (BitmapType *bitmapP, Coord x, Coord y)
SYS_TRAP(sysTrapWinPaintBitmap);
// Characters
extern void WinDrawChar (WChar theChar, Coord x, Coord y)
SYS_TRAP(sysTrapWinDrawChar);
extern void WinDrawChars (const Char *chars, Int16 len, Coord x, Coord y)
SYS_TRAP(sysTrapWinDrawChars);
extern void WinPaintChar (WChar theChar, Coord x, Coord y)
SYS_TRAP(sysTrapWinPaintChar);
extern void WinPaintChars (const Char *chars, Int16 len, Coord x, Coord y)
SYS_TRAP(sysTrapWinPaintChars);
extern void WinDrawInvertedChars (const Char *chars, Int16 len, Coord x, Coord y)
SYS_TRAP(sysTrapWinDrawInvertedChars);
extern void WinDrawTruncChars(const Char *chars, Int16 len, Coord x, Coord y, Coord maxWidth)
SYS_TRAP(sysTrapWinDrawTruncChars);
extern void WinEraseChars (const Char *chars, Int16 len, Coord x, Coord y)
SYS_TRAP(sysTrapWinEraseChars);
extern void WinInvertChars (const Char *chars, Int16 len, Coord x, Coord y)
SYS_TRAP(sysTrapWinInvertChars);
extern UnderlineModeType WinSetUnderlineMode (UnderlineModeType mode)
SYS_TRAP(sysTrapWinSetUnderlineMode);
//-----------------------------------------------
// Routines for patterns and colors
//-----------------------------------------------
extern void WinPushDrawState (void) // "save" fore, back, text color, pattern, underline mode, font
SYS_TRAP(sysTrapWinPushDrawState);
extern void WinPopDrawState (void) // "restore" saved drawing variables
SYS_TRAP(sysTrapWinPopDrawState);
extern WinDrawOperation WinSetDrawMode (WinDrawOperation newMode)
SYS_TRAP(sysTrapWinSetDrawMode);
extern IndexedColorType WinSetForeColor (IndexedColorType foreColor)
SYS_TRAP(sysTrapWinSetForeColor);
extern IndexedColorType WinSetBackColor (IndexedColorType backColor)
SYS_TRAP(sysTrapWinSetBackColor);
extern IndexedColorType WinSetTextColor (IndexedColorType textColor)
SYS_TRAP(sysTrapWinSetTextColor);
// "obsolete" color call, supported for backwards compatibility
extern void WinSetColors(const RGBColorType *newForeColorP, RGBColorType *oldForeColorP,
const RGBColorType *newBackColorP, RGBColorType *oldBackColorP)
SYS_TRAP(sysTrapWinSetColors);
extern void WinGetPattern (CustomPatternType *patternP)
SYS_TRAP(sysTrapWinGetPattern);
extern PatternType WinGetPatternType (void)
SYS_TRAP(sysTrapWinGetPatternType);
extern void WinSetPattern (const CustomPatternType *patternP)
SYS_TRAP(sysTrapWinSetPattern);
extern void WinSetPatternType (PatternType newPattern)
SYS_TRAP(sysTrapWinSetPatternType);
extern Err WinPalette(UInt8 operation, Int16 startIndex,
UInt16 paletteEntries, RGBColorType *tableP)
SYS_TRAP(sysTrapWinPalette);
extern IndexedColorType WinRGBToIndex(const RGBColorType *rgbP)
SYS_TRAP(sysTrapWinRGBToIndex);
extern void WinIndexToRGB(IndexedColorType i, RGBColorType *rgbP)
SYS_TRAP(sysTrapWinIndexToRGB);
//-----------------------------------------------
// New WinScreen functions
//-----------------------------------------------
extern void WinScreenInit(void)
SYS_TRAP(sysTrapWinScreenInit);
extern Err WinScreenMode(WinScreenModeOperation operation,
UInt32 *widthP,
UInt32 *heightP,
UInt32 *depthP,
Boolean *enableColorP)
SYS_TRAP(sysTrapWinScreenMode);
//-----------------------------------------------
// Screen tracking (double buffering) support
//-----------------------------------------------
extern UInt8 *WinScreenLock(WinLockInitType initMode)
SYS_TRAP(sysTrapWinScreenLock);
extern void WinScreenUnlock(void)
SYS_TRAP(sysTrapWinScreenUnlock);
#ifdef __cplusplus
}
#endif
#endif
#endif //__WINDOW_H__
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