tkMacOSXColor.c
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- /*
- * tkMacOSXColor.c --
- *
- * This file maintains a database of color values for the Tk
- * toolkit, in order to avoid round-trips to the server to
- * map color names to pixel values.
- *
- * Copyright (c) 1990-1994 The Regents of the University of California.
- * Copyright (c) 1994-1996 Sun Microsystems, Inc.
- * Copyright 2001, Apple Computer, Inc.
- * Copyright (c) 2006-2007 Daniel A. Steffen <das@users.sourceforge.net>
- *
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- *
- * RCS: @(#) $Id: tkMacOSXColor.c,v 1.2.2.11 2007/11/09 06:26:55 das Exp $
- */
- #include "tkMacOSXPrivate.h"
- #include "tkColor.h"
- #if MAC_OS_X_VERSION_MIN_REQUIRED < 1040
- /* Undocumented CG API for creating CGPattern from CGImage */
- extern CGPatternRef CGPatternCreateWithImage(CGImageRef img, int i) WEAK_IMPORT_ATTRIBUTE;
- #endif
- struct SystemColorMapEntry {
- const char *name;
- ThemeBrush brush;
- ThemeTextColor textColor;
- ThemeBackgroundKind background;
- }; /* unsigned char pixelCode; */
- /*
- * Array of system color definitions: the array index is required to equal the
- * color's (pixelCode - MIN_PIXELCODE), i.e. the array order needs to be kept
- * in sync with the public pixel code values in tkMacOSXPort.h !
- */
- #define MIN_PIXELCODE 30
- static const struct SystemColorMapEntry systemColorMap[] = {
- { "Transparent", 0, 0, 0 }, /* 30: TRANSPARENT_PIXEL */
- { "Highlight", kThemeBrushPrimaryHighlightColor, 0, 0 }, /* 31: HIGHLIGHT_PIXEL */
- { "HighlightSecondary", kThemeBrushSecondaryHighlightColor, 0, 0 }, /* 32: HIGHLIGHT_SECONDARY_PIXEL */
- { "HighlightText", kThemeBrushBlack, 0, 0 }, /* 33: HIGHLIGHT_TEXT_PIXEL */
- { "HighlightAlternate", kThemeBrushAlternatePrimaryHighlightColor, 0, 0 }, /* 34: HIGHLIGHT_ALTERNATE_PIXEL */
- { "ButtonText", 0, kThemeTextColorPushButtonActive, 0 }, /* 35: CONTROL_TEXT_PIXEL */
- { "PrimaryHighlightColor", kThemeBrushPrimaryHighlightColor, 0, 0 }, /* 36 */
- { "ButtonFace", kThemeBrushButtonFaceActive, 0, 0 }, /* 37: CONTROL_BODY_PIXEL */
- { "SecondaryHighlightColor", kThemeBrushSecondaryHighlightColor, 0, 0 }, /* 38 */
- { "ButtonFrame", kThemeBrushButtonFrameActive, 0, 0 }, /* 39: CONTROL_FRAME_PIXEL */
- { "AlternatePrimaryHighlightColor", kThemeBrushAlternatePrimaryHighlightColor, 0, 0 }, /* 40 */
- { "WindowBody", kThemeBrushDocumentWindowBackground, 0, 0 }, /* 41: WINDOW_BODY_PIXEL */
- { "SheetBackground", kThemeBrushSheetBackground, 0, 0 }, /* 42 */
- { "MenuActive", kThemeBrushMenuBackgroundSelected, 0, 0 }, /* 43: MENU_ACTIVE_PIXEL */
- { "Black", kThemeBrushBlack, 0, 0 }, /* 44 */
- { "MenuActiveText", 0, kThemeTextColorMenuItemSelected, 0 }, /* 45: MENU_ACTIVE_TEXT_PIXEL */
- { "White", kThemeBrushWhite, 0, 0 }, /* 46 */
- { "Menu", kThemeBrushMenuBackground, 0, 0 }, /* 47: MENU_BACKGROUND_PIXEL */
- { "DialogBackgroundActive", kThemeBrushDialogBackgroundActive, 0, 0 }, /* 48 */
- { "MenuDisabled", 0, kThemeTextColorMenuItemDisabled, 0 }, /* 49: MENU_DISABLED_PIXEL */
- { "DialogBackgroundInactive", kThemeBrushDialogBackgroundInactive, 0, 0 }, /* 50 */
- { "MenuText", 0, kThemeTextColorMenuItemActive, 0 }, /* 51: MENU_TEXT_PIXEL */
- { "AppearanceColor", 0, 0, 0 }, /* 52: APPEARANCE_PIXEL */
- { "AlertBackgroundActive", kThemeBrushAlertBackgroundActive, 0, 0 }, /* 53 */
- { "AlertBackgroundInactive", kThemeBrushAlertBackgroundInactive, 0, 0 }, /* 54 */
- { "ModelessDialogBackgroundActive", kThemeBrushModelessDialogBackgroundActive, 0, 0 }, /* 55 */
- { "ModelessDialogBackgroundInactive", kThemeBrushModelessDialogBackgroundInactive, 0, 0 }, /* 56 */
- { "UtilityWindowBackgroundActive", kThemeBrushUtilityWindowBackgroundActive, 0, 0 }, /* 57 */
- { "UtilityWindowBackgroundInactive", kThemeBrushUtilityWindowBackgroundInactive, 0, 0 }, /* 58 */
- { "ListViewSortColumnBackground", kThemeBrushListViewSortColumnBackground, 0, 0 }, /* 59 */
- { "ListViewBackground", kThemeBrushListViewBackground, 0, 0 }, /* 60 */
- { "IconLabelBackground", kThemeBrushIconLabelBackground, 0, 0 }, /* 61 */
- { "ListViewSeparator", kThemeBrushListViewSeparator, 0, 0 }, /* 62 */
- { "ChasingArrows", kThemeBrushChasingArrows, 0, 0 }, /* 63 */
- { "DragHilite", kThemeBrushDragHilite, 0, 0 }, /* 64 */
- { "DocumentWindowBackground", kThemeBrushDocumentWindowBackground, 0, 0 }, /* 65 */
- { "FinderWindowBackground", kThemeBrushFinderWindowBackground, 0, 0 }, /* 66 */
- { "ScrollBarDelimiterActive", kThemeBrushScrollBarDelimiterActive, 0, 0 }, /* 67 */
- { "ScrollBarDelimiterInactive", kThemeBrushScrollBarDelimiterInactive, 0, 0 }, /* 68 */
- { "FocusHighlight", kThemeBrushFocusHighlight, 0, 0 }, /* 69 */
- { "PopupArrowActive", kThemeBrushPopupArrowActive, 0, 0 }, /* 70 */
- { "PopupArrowPressed", kThemeBrushPopupArrowPressed, 0, 0 }, /* 71 */
- { "PopupArrowInactive", kThemeBrushPopupArrowInactive, 0, 0 }, /* 72 */
- { "AppleGuideCoachmark", kThemeBrushAppleGuideCoachmark, 0, 0 }, /* 73 */
- { "IconLabelBackgroundSelected", kThemeBrushIconLabelBackgroundSelected, 0, 0 }, /* 74 */
- { "StaticAreaFill", kThemeBrushStaticAreaFill, 0, 0 }, /* 75 */
- { "ActiveAreaFill", kThemeBrushActiveAreaFill, 0, 0 }, /* 76 */
- { "ButtonFrameActive", kThemeBrushButtonFrameActive, 0, 0 }, /* 77 */
- { "ButtonFrameInactive", kThemeBrushButtonFrameInactive, 0, 0 }, /* 78 */
- { "ButtonFaceActive", kThemeBrushButtonFaceActive, 0, 0 }, /* 79 */
- { "ButtonFaceInactive", kThemeBrushButtonFaceInactive, 0, 0 }, /* 80 */
- { "ButtonFacePressed", kThemeBrushButtonFacePressed, 0, 0 }, /* 81 */
- { "ButtonActiveDarkShadow", kThemeBrushButtonActiveDarkShadow, 0, 0 }, /* 82 */
- { "ButtonActiveDarkHighlight", kThemeBrushButtonActiveDarkHighlight, 0, 0 }, /* 83 */
- { "ButtonActiveLightShadow", kThemeBrushButtonActiveLightShadow, 0, 0 }, /* 84 */
- { "ButtonActiveLightHighlight", kThemeBrushButtonActiveLightHighlight, 0, 0 }, /* 85 */
- { "ButtonInactiveDarkShadow", kThemeBrushButtonInactiveDarkShadow, 0, 0 }, /* 86 */
- { "ButtonInactiveDarkHighlight", kThemeBrushButtonInactiveDarkHighlight, 0, 0 }, /* 87 */
- { "ButtonInactiveLightShadow", kThemeBrushButtonInactiveLightShadow, 0, 0 }, /* 88 */
- { "ButtonInactiveLightHighlight", kThemeBrushButtonInactiveLightHighlight, 0, 0 }, /* 89 */
- { "ButtonPressedDarkShadow", kThemeBrushButtonPressedDarkShadow, 0, 0 }, /* 90 */
- { "ButtonPressedDarkHighlight", kThemeBrushButtonPressedDarkHighlight, 0, 0 }, /* 91 */
- { "ButtonPressedLightShadow", kThemeBrushButtonPressedLightShadow, 0, 0 }, /* 92 */
- { "ButtonPressedLightHighlight", kThemeBrushButtonPressedLightHighlight, 0, 0 }, /* 93 */
- { "BevelActiveLight", kThemeBrushBevelActiveLight, 0, 0 }, /* 94 */
- { "BevelActiveDark", kThemeBrushBevelActiveDark, 0, 0 }, /* 95 */
- { "BevelInactiveLight", kThemeBrushBevelInactiveLight, 0, 0 }, /* 96 */
- { "BevelInactiveDark", kThemeBrushBevelInactiveDark, 0, 0 }, /* 97 */
- { "NotificationWindowBackground", kThemeBrushNotificationWindowBackground, 0, 0 }, /* 98 */
- { "MovableModalBackground", kThemeBrushMovableModalBackground, 0, 0 }, /* 99 */
- { "SheetBackgroundOpaque", kThemeBrushSheetBackgroundOpaque, 0, 0 }, /* 100 */
- { "DrawerBackground", kThemeBrushDrawerBackground, 0, 0 }, /* 101 */
- { "ToolbarBackground", kThemeBrushToolbarBackground, 0, 0 }, /* 102 */
- { "SheetBackgroundTransparent", kThemeBrushSheetBackgroundTransparent, 0, 0 }, /* 103 */
- { "MenuBackground", kThemeBrushMenuBackground, 0, 0 }, /* 104 */
- { "Pixel", 0, 0, 0 }, /* 105: PIXEL_MAGIC */
- { "MenuBackgroundSelected", kThemeBrushMenuBackgroundSelected, 0, 0 }, /* 106 */
- { "ListViewOddRowBackground", kThemeBrushListViewOddRowBackground, 0, 0 }, /* 107 */
- { "ListViewEvenRowBackground", kThemeBrushListViewEvenRowBackground, 0, 0 }, /* 108 */
- { "ListViewColumnDivider", kThemeBrushListViewColumnDivider, 0, 0 }, /* 109 */
- { "BlackText", 0, kThemeTextColorBlack, 0 }, /* 110 */
- { "DialogActiveText", 0, kThemeTextColorDialogActive, 0 }, /* 111 */
- { "DialogInactiveText", 0, kThemeTextColorDialogInactive, 0 }, /* 112 */
- { "AlertActiveText", 0, kThemeTextColorAlertActive, 0 }, /* 113 */
- { "AlertInactiveText", 0, kThemeTextColorAlertInactive, 0 }, /* 114 */
- { "ModelessDialogActiveText", 0, kThemeTextColorModelessDialogActive, 0 }, /* 115 */
- { "ModelessDialogInactiveText", 0, kThemeTextColorModelessDialogInactive, 0 }, /* 116 */
- { "WindowHeaderActiveText", 0, kThemeTextColorWindowHeaderActive, 0 }, /* 117 */
- { "WindowHeaderInactiveText", 0, kThemeTextColorWindowHeaderInactive, 0 }, /* 118 */
- { "PlacardActiveText", 0, kThemeTextColorPlacardActive, 0 }, /* 119 */
- { "PlacardInactiveText", 0, kThemeTextColorPlacardInactive, 0 }, /* 120 */
- { "PlacardPressedText", 0, kThemeTextColorPlacardPressed, 0 }, /* 121 */
- { "PushButtonActiveText", 0, kThemeTextColorPushButtonActive, 0 }, /* 122 */
- { "PushButtonInactiveText", 0, kThemeTextColorPushButtonInactive, 0 }, /* 123 */
- { "PushButtonPressedText", 0, kThemeTextColorPushButtonPressed, 0 }, /* 124 */
- { "BevelButtonActiveText", 0, kThemeTextColorBevelButtonActive, 0 }, /* 125 */
- { "BevelButtonInactiveText", 0, kThemeTextColorBevelButtonInactive, 0 }, /* 126 */
- { "BevelButtonPressedText", 0, kThemeTextColorBevelButtonPressed, 0 }, /* 127 */
- { "PopupButtonActiveText", 0, kThemeTextColorPopupButtonActive, 0 }, /* 128 */
- { "PopupButtonInactiveText", 0, kThemeTextColorPopupButtonInactive, 0 }, /* 129 */
- { "PopupButtonPressedText", 0, kThemeTextColorPopupButtonPressed, 0 }, /* 130 */
- { "IconLabelText", 0, kThemeTextColorIconLabel, 0 }, /* 131 */
- { "ListViewText", 0, kThemeTextColorListView, 0 }, /* 132 */
- { "DocumentWindowTitleActiveText", 0, kThemeTextColorDocumentWindowTitleActive, 0 }, /* 133 */
- { "DocumentWindowTitleInactiveText", 0, kThemeTextColorDocumentWindowTitleInactive, 0 }, /* 134 */
- { "MovableModalWindowTitleActiveText", 0, kThemeTextColorMovableModalWindowTitleActive, 0 }, /* 135 */
- { "MovableModalWindowTitleInactiveText",0, kThemeTextColorMovableModalWindowTitleInactive, 0 }, /* 136 */
- { "UtilityWindowTitleActiveText", 0, kThemeTextColorUtilityWindowTitleActive, 0 }, /* 137 */
- { "UtilityWindowTitleInactiveText", 0, kThemeTextColorUtilityWindowTitleInactive, 0 }, /* 138 */
- { "PopupWindowTitleActiveText", 0, kThemeTextColorPopupWindowTitleActive, 0 }, /* 139 */
- { "PopupWindowTitleInactiveText", 0, kThemeTextColorPopupWindowTitleInactive, 0 }, /* 140 */
- { "RootMenuActiveText", 0, kThemeTextColorRootMenuActive, 0 }, /* 141 */
- { "RootMenuSelectedText", 0, kThemeTextColorRootMenuSelected, 0 }, /* 142 */
- { "RootMenuDisabledText", 0, kThemeTextColorRootMenuDisabled, 0 }, /* 143 */
- { "MenuItemActiveText", 0, kThemeTextColorMenuItemActive, 0 }, /* 144 */
- { "MenuItemSelectedText", 0, kThemeTextColorMenuItemSelected, 0 }, /* 145 */
- { "MenuItemDisabledText", 0, kThemeTextColorMenuItemDisabled, 0 }, /* 146 */
- { "PopupLabelActiveText", 0, kThemeTextColorPopupLabelActive, 0 }, /* 147 */
- { "PopupLabelInactiveText", 0, kThemeTextColorPopupLabelInactive, 0 }, /* 148 */
- { "TabFrontActiveText", 0, kThemeTextColorTabFrontActive, 0 }, /* 149 */
- { "TabNonFrontActiveText", 0, kThemeTextColorTabNonFrontActive, 0 }, /* 150 */
- { "TabNonFrontPressedText", 0, kThemeTextColorTabNonFrontPressed, 0 }, /* 151 */
- { "TabFrontInactiveText", 0, kThemeTextColorTabFrontInactive, 0 }, /* 152 */
- { "TabNonFrontInactiveText", 0, kThemeTextColorTabNonFrontInactive, 0 }, /* 153 */
- { "IconLabelSelectedText", 0, kThemeTextColorIconLabelSelected, 0 }, /* 154 */
- { "BevelButtonStickyActiveText", 0, kThemeTextColorBevelButtonStickyActive, 0 }, /* 155 */
- { "BevelButtonStickyInactiveText", 0, kThemeTextColorBevelButtonStickyInactive, 0 }, /* 156 */
- { "NotificationText", 0, kThemeTextColorNotification, 0 }, /* 157 */
- { "SystemDetailText", 0, kThemeTextColorSystemDetail, 0 }, /* 158 */
- { "WhiteText", 0, kThemeTextColorWhite, 0 }, /* 159 */
- { "TabPaneBackground", 0, 0, kThemeBackgroundTabPane }, /* 160 */
- { "PlacardBackground", 0, 0, kThemeBackgroundPlacard }, /* 161 */
- { "WindowHeaderBackground", 0, 0, kThemeBackgroundWindowHeader }, /* 162 */
- { "ListViewWindowHeaderBackground", 0, 0, kThemeBackgroundListViewWindowHeader }, /* 163 */
- { "SecondaryGroupBoxBackground", 0, 0, kThemeBackgroundSecondaryGroupBox }, /* 164 */
- { "MetalBackground", 0, 0, kThemeBackgroundMetal }, /* 165 */
- { NULL, 0, 0, 0 }
- };
- #define MAX_PIXELCODE 165
- /*
- *----------------------------------------------------------------------
- *
- * GetThemeFromPixelCode --
- *
- * When given a pixel code corresponding to a theme system color,
- * set one of brush, textColor or background to the corresponding
- * Appearance Mgr theme constant.
- *
- * Results:
- * Returns false if not a real pixel, true otherwise.
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
- */
- static int
- GetThemeFromPixelCode(
- unsigned char code,
- ThemeBrush *brush,
- ThemeTextColor *textColor,
- ThemeBackgroundKind *background)
- {
- if (code >= MIN_PIXELCODE && code <= MAX_PIXELCODE && code != PIXEL_MAGIC) {
- *brush = systemColorMap[code - MIN_PIXELCODE].brush;
- *textColor = systemColorMap[code - MIN_PIXELCODE].textColor;
- *background = systemColorMap[code - MIN_PIXELCODE].background;
- } else {
- *brush = 0;
- *textColor = 0;
- *background = 0;
- }
- if (!*brush && !*textColor && !*background && code != PIXEL_MAGIC) {
- return false;
- } else {
- return true;
- }
- }
- /*
- *----------------------------------------------------------------------
- *
- * GetThemeColor --
- *
- * Get RGB color for a given system color or pixel value.
- *
- * Results:
- * OSStatus
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
- */
- static OSStatus
- GetThemeColor(
- unsigned long pixel,
- ThemeBrush brush,
- ThemeTextColor textColor,
- ThemeBackgroundKind background,
- RGBColor *c)
- {
- OSStatus err = noErr;
- if (brush) {
- err = ChkErr(GetThemeBrushAsColor,
- brush == kThemeBrushMenuBackgroundSelected ?
- kThemeBrushFocusHighlight : brush, 32, true, c);
- } else if (textColor) {
- err = ChkErr(GetThemeTextColor, textColor, 32, true, c);
- } else {
- c->red = (pixel >> 16) & 0xff;
- c->green = (pixel >> 8) & 0xff;
- c->blue = (pixel ) & 0xff;
- c->red |= c->red << 8;
- c->green |= c->green << 8;
- c->blue |= c->blue << 8;
- }
- return err;
- }
- /*
- *----------------------------------------------------------------------
- *
- * TkSetMacColor --
- *
- * Populates a Macintosh RGBColor structure from a X style
- * pixel value.
- *
- * Results:
- * Returns false if not a real pixel, true otherwise.
- *
- * Side effects:
- * The variable macColor is updated to the pixels value.
- *
- *----------------------------------------------------------------------
- */
- int
- TkSetMacColor(
- unsigned long pixel, /* Pixel value to convert. */
- RGBColor *macColor) /* Mac color struct to modify. */
- {
- OSStatus err = -1;
- ThemeBrush brush;
- ThemeTextColor textColor;
- ThemeBackgroundKind background;
- if (GetThemeFromPixelCode((pixel >> 24) & 0xff, &brush, &textColor,
- &background)) {
- err = ChkErr(GetThemeColor, pixel, brush, textColor, background,
- macColor);
- }
- return (err == noErr);
- }
- /*
- *----------------------------------------------------------------------
- *
- * TkMacOSXSetColorInPort --
- *
- * Sets fore or back color in the given QD port from an X pixel
- * value, and if the pixel code indicates a system color, sets
- * the corresponding brush, textColor or background via
- * Appearance mgr APIs.
- *
- * Results:
- * None.
- *
- * Side effects:
- * If penPat is non-NULL it is set to the forground color/pattern.
- *
- *----------------------------------------------------------------------
- */
- void
- TkMacOSXSetColorInPort(
- unsigned long pixel,
- int fg,
- PixPatHandle penPat,
- CGrafPtr port)
- {
- OSStatus err;
- RGBColor c;
- ThemeBrush brush;
- ThemeTextColor textColor;
- ThemeBackgroundKind background;
- int setPenPat = 0;
- if (GetThemeFromPixelCode((pixel >> 24) & 0xff, &brush, &textColor,
- &background)) {
- CGrafPtr savePort;
- Boolean portChanged;
- portChanged = QDSwapPort(port, &savePort);
- err = ChkErr(GetThemeColor, pixel, brush, textColor, background, &c);
- if (err == noErr) {
- if (fg) {
- RGBForeColor(&c);
- if (penPat) {
- MakeRGBPat(penPat, &c);
- setPenPat = 1;
- }
- } else {
- RGBBackColor(&c);
- }
- }
- err = -1;
- if (brush) {
- err = ChkErr(SetThemeBackground,
- brush == kThemeBrushMenuBackgroundSelected ?
- kThemeBrushFocusHighlight : brush, 32, true);
- } else if (textColor && fg) {
- err = ChkErr(SetThemeTextColor, textColor, 32, true);
- } else if (background) {
- Rect bounds;
- GetPortBounds(port, &bounds);
- err = ChkErr(ApplyThemeBackground, background, &bounds,
- kThemeStateActive, 32, true);
- }
- if (penPat && err == noErr && (brush || background)) {
- GetPortBackPixPat(port, penPat);
- setPenPat = 1;
- }
- if (portChanged) {
- QDSwapPort(savePort, NULL);
- }
- } else {
- TkMacOSXDbgMsg("Ignored unknown pixel value 0x%lx", pixel);
- }
- if (penPat && !setPenPat) {
- GetPortBackPixPat(port, penPat);
- }
- }
- /*
- *----------------------------------------------------------------------
- *
- * TkMacOSXSetColorInContext --
- *
- * Sets fill and stroke color in the given CG context from an X
- * pixel value, or if the pixel code indicates a system color,
- * sets the corresponding brush, textColor or background via
- * HITheme APIs if available or Appearance mgr APIs.
- *
- * Results:
- * None.
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
- */
- void
- TkMacOSXSetColorInContext(
- unsigned long pixel,
- CGContextRef context)
- {
- OSStatus err = -1;
- RGBColor c;
- ThemeBrush brush;
- ThemeTextColor textColor;
- ThemeBackgroundKind background;
- if (GetThemeFromPixelCode((pixel >> 24) & 0xff, &brush, &textColor,
- &background)) {
- if (brush) {
- TK_IF_MAC_OS_X_API (4, HIThemeSetFill,
- err = ChkErr(HIThemeSetFill, brush, NULL, context,
- kHIThemeOrientationNormal);
- TK_IF_MAC_OS_X_API_COND (4, HIThemeSetFill, err == noErr,
- err = ChkErr(HIThemeSetStroke, brush, NULL, context,
- kHIThemeOrientationNormal);
- ) TK_ENDIF
- ) TK_ENDIF
- } else if (textColor) {
- TK_IF_MAC_OS_X_API (4, HIThemeSetTextFill,
- err = ChkErr(HIThemeSetTextFill, textColor, NULL, context,
- kHIThemeOrientationNormal);
- ) TK_ENDIF
- } else if (background) {
- TK_IF_MAC_OS_X_API (3, CGContextGetClipBoundingBox,
- CGRect rect = CGContextGetClipBoundingBox(context);
- HIThemeBackgroundDrawInfo info = { 0, kThemeStateActive,
- background };
- TK_IF_MAC_OS_X_API (3, HIThemeApplyBackground,
- TK_IF_HI_TOOLBOX (3, /* c.f. QA1377 */
- err = ChkErr(HIThemeApplyBackground, &rect, &info,
- context, kHIThemeOrientationNormal);
- ) TK_ENDIF
- ) TK_ENDIF
- ) TK_ENDIF
- }
- if (err == noErr) {
- return;
- }
- #if MAC_OS_X_VERSION_MIN_REQUIRED < 1040
- /*
- * Convert Appearance theme pattern to CGPattern:
- */
- if ((brush || background) && CGPatternCreateWithImage != NULL) {
- static PixPatHandle pixpat = NULL;
- static GWorldPtr patGWorld = NULL;
- static uint32_t bitmapInfo = 0;
- const short patDim = 16;
- const Rect bounds = {0, 0, patDim, patDim};
- CGrafPtr savePort;
- Boolean portChanged;
- PixMapHandle pixmap;
- long rowbytes;
- CGImageRef img;
- CGColorSpaceRef rgbCspace;
- CGDataProviderRef provider;
- if (!pixpat) {
- pixpat = NewPixPat();
- err = ChkErr(NewGWorld, &patGWorld, 32, &bounds, NULL, NULL, 0
- #ifdef __LITTLE_ENDIAN__
- | kNativeEndianPixMap
- #endif
- );
- if (!pixpat || err != noErr || !patGWorld) {
- Tcl_Panic("TkMacOSXSetColorInContext(): "
- "pattern initialization failed !");
- }
- TK_IF_HI_TOOLBOX (4,
- bitmapInfo = kCGBitmapByteOrder32Host;
- ) TK_ENDIF
- }
- portChanged = QDSwapPort(patGWorld, &savePort);
- TkMacOSXSetColorInPort(pixel, 1, pixpat, patGWorld);
- #ifdef TK_MAC_DEBUG
- Rect patBounds;
- GetPixBounds((**pixpat).patMap, &patBounds);
- if (patBounds.right > patDim || patBounds.bottom > patDim) {
- Tcl_Panic("TkMacOSXSetColorInContext(): "
- "pattern larger than expected !");
- }
- #endif /* TK_MAC_DEBUG */
- FillCRect(&bounds, pixpat);
- if (portChanged) {
- QDSwapPort(savePort, NULL);
- }
- pixmap = GetPortPixMap(patGWorld);
- rowbytes = GetPixRowBytes(pixmap);
- provider = CGDataProviderCreateWithData(&patGWorld,
- GetPixBaseAddr(pixmap), rowbytes * patDim, NULL);
- rgbCspace = CGColorSpaceCreateDeviceRGB();
- img = CGImageCreate(patDim, patDim, 8, 32,
- rowbytes, rgbCspace, kCGImageAlphaFirst | bitmapInfo,
- provider, NULL, 0, kCGRenderingIntentDefault);
- CGColorSpaceRelease(rgbCspace);
- CGDataProviderRelease(provider);
- if (img) {
- CGPatternRef pat = CGPatternCreateWithImage(img, 2);
- CGColorSpaceRef patCSpace = CGColorSpaceCreatePattern(NULL);
- const float alpha = 1;
- CGContextSetFillColorSpace(context, patCSpace);
- CGContextSetFillPattern(context, pat, &alpha);
- CGContextSetStrokeColorSpace(context, patCSpace);
- CGContextSetStrokePattern(context, pat, &alpha);
- CGColorSpaceRelease(patCSpace);
- CGPatternRelease(pat);
- CGImageRelease(img);
- return;
- }
- }
- #endif /* MAC_OS_X_VERSION_MIN_REQUIRED < 1040 */
- err = ChkErr(GetThemeColor, pixel, brush, textColor, background, &c);
- if (err == noErr) {
- double r = c.red / 65535.0;
- double g = c.green / 65535.0;
- double b = c.blue / 65535.0;
- CGContextSetRGBFillColor(context, r, g, b, 1.0);
- CGContextSetRGBStrokeColor(context, r, g, b, 1.0);
- }
- } else if (((pixel >> 24) & 0xff) == TRANSPARENT_PIXEL) {
- CGContextSetRGBFillColor(context, 0.0, 0.0, 0.0, 0.0);
- CGContextSetRGBStrokeColor(context, 0.0, 0.0, 0.0, 0.0);
- } else {
- TkMacOSXDbgMsg("Ignored unknown pixel value 0x%lx", pixel);
- }
- }
- /*
- *----------------------------------------------------------------------
- *
- * TkpGetColor --
- *
- * Allocate a new TkColor for the color with the given name.
- *
- * Results:
- * Returns a newly allocated TkColor, or NULL on failure.
- *
- * Side effects:
- * May invalidate the colormap cache associated with tkwin upon
- * allocating a new colormap entry. Allocates a new TkColor
- * structure.
- *
- *----------------------------------------------------------------------
- */
- TkColor *
- TkpGetColor(
- Tk_Window tkwin, /* Window in which color will be used. */
- Tk_Uid name) /* Name of color to allocated (in form
- * suitable for passing to XParseColor). */
- {
- Display *display = Tk_Display(tkwin);
- Colormap colormap = Tk_Colormap(tkwin);
- TkColor *tkColPtr;
- XColor color;
- /*
- * Check to see if this is a system color. Otherwise, XParseColor
- * will do all the work.
- */
- if (strncasecmp(name, "system", 6) == 0) {
- Tcl_Obj *strPtr = Tcl_NewStringObj(name+6, -1);
- int idx, result;
- result = Tcl_GetIndexFromObjStruct(NULL, strPtr, systemColorMap,
- sizeof(struct SystemColorMapEntry), NULL, TCL_EXACT, &idx);
- Tcl_DecrRefCount(strPtr);
- if (result == TCL_OK) {
- OSStatus err;
- RGBColor c;
- unsigned char pixelCode = idx + MIN_PIXELCODE;
- ThemeBrush brush = systemColorMap[idx].brush;
- ThemeTextColor textColor = systemColorMap[idx].textColor;
- ThemeBackgroundKind background = systemColorMap[idx].background;
- err = ChkErr(GetThemeColor, 0, brush, textColor, background, &c);
- if (err == noErr) {
- color.red = c.red;
- color.green = c.green;
- color.blue = c.blue;
- color.pixel = ((((((pixelCode << 8)
- | ((color.red >> 8) & 0xff)) << 8)
- | ((color.green >> 8) & 0xff)) << 8)
- | ((color.blue >> 8) & 0xff));
- goto validXColor;
- }
- }
- }
- if (XParseColor(display, colormap, name, &color) == 0) {
- return (TkColor *) NULL;
- }
- validXColor:
- tkColPtr = (TkColor *) ckalloc(sizeof(TkColor));
- tkColPtr->color = color;
- return tkColPtr;
- }
- /*
- *----------------------------------------------------------------------
- *
- * TkpGetColorByValue --
- *
- * Given a desired set of red-green-blue intensities for a color,
- * locate a pixel value to use to draw that color in a given
- * window.
- *
- * Results:
- * The return value is a pointer to an TkColor structure that
- * indicates the closest red, blue, and green intensities available
- * to those specified in colorPtr, and also specifies a pixel
- * value to use to draw in that color.
- *
- * Side effects:
- * May invalidate the colormap cache for the specified window.
- * Allocates a new TkColor structure.
- *
- *----------------------------------------------------------------------
- */
- TkColor *
- TkpGetColorByValue(
- Tk_Window tkwin, /* Window in which color will be used. */
- XColor *colorPtr) /* Red, green, and blue fields indicate
- * desired color. */
- {
- TkColor *tkColPtr = (TkColor *) ckalloc(sizeof(TkColor));
- tkColPtr->color.red = colorPtr->red;
- tkColPtr->color.green = colorPtr->green;
- tkColPtr->color.blue = colorPtr->blue;
- tkColPtr->color.pixel = TkpGetPixel(&tkColPtr->color);
- return tkColPtr;
- }
- #if 0
- /*
- *----------------------------------------------------------------------
- *
- * TkMacOSXCompareColors --
- *
- * On Mac, color codes may specify symbolic values like "highlight
- * foreground", but we really need the actual values to compare.
- * Maybe see also: "TIP #154: Add Named Colors to Tk".
- *
- * Results:
- * Returns true if both colors are the same, false otherwise.
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
- */
- int
- TkMacOSXCompareColors(
- unsigned long c1,
- unsigned long c2)
- {
- RGBColor col1, col2;
- return TkSetMacColor(c1,&col1) &&
- TkSetMacColor(c1,&col2) &&
- !memcmp(&col1,&col2,sizeof(col1));
- }
- #endif /* !TK_DRAW_IN_CONTEXT */
- /*
- *----------------------------------------------------------------------
- *
- * Stub functions --
- *
- * These functions are just stubs for functions that either
- * don't make sense on the Mac or have yet to be implemented.
- *
- * Results:
- * None.
- *
- * Side effects:
- * These calls do nothing - which may not be expected.
- *
- *----------------------------------------------------------------------
- */
- Status
- XAllocColor(
- Display *display, /* Display. */
- Colormap map, /* Not used. */
- XColor *colorPtr) /* XColor struct to modify. */
- {
- display->request++;
- colorPtr->pixel = TkpGetPixel(colorPtr);
- return 1;
- }
- Colormap
- XCreateColormap(
- Display *display, /* Display. */
- Window window, /* X window. */
- Visual *visual, /* Not used. */
- int alloc) /* Not used. */
- {
- static Colormap index = 1;
- /*
- * Just return a new value each time.
- */
- return index++;
- }
- void
- XFreeColormap(
- Display* display, /* Display. */
- Colormap colormap) /* Colormap. */
- {
- }
- void
- XFreeColors(
- Display* display, /* Display. */
- Colormap colormap, /* Colormap. */
- unsigned long* pixels, /* Array of pixels. */
- int npixels, /* Number of pixels. */
- unsigned long planes) /* Number of pixel planes. */
- {
- /*
- * The Macintosh version of Tk uses TrueColor. Nothing
- * needs to be done to release colors as there really is
- * no colormap in the Tk sense.
- */
- }