/////////////////////////////////////////////////////////////////////////////
-// Name: xpmdecod.cpp
+// Name: src/common/xpmdecod.cpp
// Purpose: wxXPMDecoder
// Author: John Cristy, Vaclav Slavik
// RCS-ID: $Id$
* in this Software without prior written authorization from GROUPE BULL.
*/
-#ifdef __GNUG__
-#pragma implementation "xpmdecod.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-# pragma hdrstop
+ #pragma hdrstop
#endif
+#if wxUSE_IMAGE && wxUSE_XPM
+
+#include "wx/xpmdecod.h"
+
#ifndef WX_PRECOMP
-# include "wx/defs.h"
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/utils.h"
+ #include "wx/hashmap.h"
+ #include "wx/stream.h"
+ #include "wx/image.h"
+ #include "wx/palette.h"
#endif
-
-#include "wx/stream.h"
-#include "wx/image.h"
-#include "wx/utils.h"
-#include "wx/log.h"
-#include "wx/intl.h"
#include <string.h>
-
-#include "wx/xpmdecod.h"
+#include <ctype.h>
#if wxUSE_STREAMS
bool wxXPMDecoder::CanRead(wxInputStream& stream)
{
unsigned char buf[9];
- stream.Read(buf, 9);
- stream.SeekI(-9, wxFromCurrent);
+ if ( !stream.Read(buf, WXSIZEOF(buf)) )
+ return false;
- return (memcmp(buf, "/* XPM */", 9) == 0);
+ return memcmp(buf, "/* XPM */", WXSIZEOF(buf)) == 0;
}
wxImage wxXPMDecoder::ReadFile(wxInputStream& stream)
{
size_t length = stream.GetSize();
- wxCHECK_MSG(length != 0, wxNullImage, wxT("Cannot read XPM from stream of unknown size"));
+ wxCHECK_MSG( length != 0, wxNullImage,
+ wxT("Cannot read XPM from stream of unknown size") );
- char *xpm_buffer = new char[length];
- char *p, *q;
- size_t i;
+ // use a smart buffer to be sure to free memory even when we return on
+ // error
+ wxCharBuffer buffer(length);
- if ( stream.Read(xpm_buffer, length).LastError() == wxSTREAM_READ_ERROR )
- return FALSE;
+ char *xpm_buffer = (char *)buffer.data();
+ if ( stream.Read(xpm_buffer, length).GetLastError() == wxSTREAM_READ_ERROR )
+ return wxNullImage;
+ xpm_buffer[length] = '\0';
/*
* Remove comments from the file:
*/
+ char *p, *q;
for (p = xpm_buffer; *p != '\0'; p++)
{
if ( (*p == '"') || (*p == '\'') )
if ( (*q == '*') && (*(q + 1) == '/') )
break;
}
- strcpy(p, q + 2);
+
+ // memmove allows overlaps (unlike strcpy):
+ size_t cpylen = strlen(q + 2) + 1;
+ memmove(p, q + 2, cpylen);
}
/*
* Remove unquoted characters:
*/
- i = 0;
+ size_t i = 0;
for (p = xpm_buffer; *p != '\0'; p++)
{
if ( *p != '"' )
lines_cnt++;
}
- xpm_lines = new const char*[lines_cnt];
+ if ( !lines_cnt )
+ {
+ // this doesn't really look an XPM image
+ return wxNullImage;
+ }
+
+ xpm_lines = new const char*[lines_cnt + 1];
xpm_lines[0] = xpm_buffer;
line = 1;
for (p = xpm_buffer; (*p != '\0') && (line < lines_cnt); p++)
}
}
+ xpm_lines[lines_cnt] = NULL;
+
/*
* Read the image:
*/
wxImage img = ReadData(xpm_lines);
- delete[] xpm_buffer;
-#ifdef __WIN16__
- delete[] (char**) xpm_lines;
-#else
delete[] xpm_lines;
-#endif
+
return img;
}
#endif // wxUSE_STREAMS
typedef struct
{
- char *name;
+ const char *name;
wxUint32 rgb;
} rgbRecord;
#define myRGB(r,g,b) ((wxUint32)r<<16|(wxUint32)g<<8|(wxUint32)b)
-static rgbRecord theRGBRecords[] =
+static const rgbRecord theRGBRecords[] =
{
- {"AliceBlue", myRGB(240, 248, 255)},
- {"AntiqueWhite", myRGB(250, 235, 215)},
- {"Aquamarine", myRGB(50, 191, 193)},
- {"Azure", myRGB(240, 255, 255)},
- {"Beige", myRGB(245, 245, 220)},
- {"Bisque", myRGB(255, 228, 196)},
- {"Black", myRGB(0, 0, 0)},
- {"BlanchedAlmond", myRGB(255, 235, 205)},
- {"Blue", myRGB(0, 0, 255)},
- {"BlueViolet", myRGB(138, 43, 226)},
- {"Brown", myRGB(165, 42, 42)},
+ {"aliceblue", myRGB(240, 248, 255)},
+ {"antiquewhite", myRGB(250, 235, 215)},
+ {"aquamarine", myRGB(50, 191, 193)},
+ {"azure", myRGB(240, 255, 255)},
+ {"beige", myRGB(245, 245, 220)},
+ {"bisque", myRGB(255, 228, 196)},
+ {"black", myRGB(0, 0, 0)},
+ {"blanchedalmond", myRGB(255, 235, 205)},
+ {"blue", myRGB(0, 0, 255)},
+ {"blueviolet", myRGB(138, 43, 226)},
+ {"brown", myRGB(165, 42, 42)},
{"burlywood", myRGB(222, 184, 135)},
- {"CadetBlue", myRGB(95, 146, 158)},
+ {"cadetblue", myRGB(95, 146, 158)},
{"chartreuse", myRGB(127, 255, 0)},
{"chocolate", myRGB(210, 105, 30)},
- {"Coral", myRGB(255, 114, 86)},
- {"CornflowerBlue", myRGB(34, 34, 152)},
+ {"coral", myRGB(255, 114, 86)},
+ {"cornflowerblue", myRGB(34, 34, 152)},
{"cornsilk", myRGB(255, 248, 220)},
- {"Cyan", myRGB(0, 255, 255)},
- {"DarkGoldenrod", myRGB(184, 134, 11)},
- {"DarkGreen", myRGB(0, 86, 45)},
- {"DarkKhaki", myRGB(189, 183, 107)},
- {"DarkOliveGreen", myRGB(85, 86, 47)},
- {"DarkOrange", myRGB(255, 140, 0)},
- {"DarkOrchid", myRGB(139, 32, 139)},
- {"DarkSalmon", myRGB(233, 150, 122)},
- {"DarkSeaGreen", myRGB(143, 188, 143)},
- {"DarkSlateBlue", myRGB(56, 75, 102)},
- {"DarkSlateGray", myRGB(47, 79, 79)},
- {"DarkTurquoise", myRGB(0, 166, 166)},
- {"DarkViolet", myRGB(148, 0, 211)},
- {"DeepPink", myRGB(255, 20, 147)},
- {"DeepSkyBlue", myRGB(0, 191, 255)},
- {"DimGray", myRGB(84, 84, 84)},
- {"DodgerBlue", myRGB(30, 144, 255)},
- {"Firebrick", myRGB(142, 35, 35)},
- {"FloralWhite", myRGB(255, 250, 240)},
- {"ForestGreen", myRGB(80, 159, 105)},
+ {"cyan", myRGB(0, 255, 255)},
+ {"darkgoldenrod", myRGB(184, 134, 11)},
+ {"darkgreen", myRGB(0, 86, 45)},
+ {"darkkhaki", myRGB(189, 183, 107)},
+ {"darkolivegreen", myRGB(85, 86, 47)},
+ {"darkorange", myRGB(255, 140, 0)},
+ {"darkorchid", myRGB(139, 32, 139)},
+ {"darksalmon", myRGB(233, 150, 122)},
+ {"darkseagreen", myRGB(143, 188, 143)},
+ {"darkslateblue", myRGB(56, 75, 102)},
+ {"darkslategray", myRGB(47, 79, 79)},
+ {"darkturquoise", myRGB(0, 166, 166)},
+ {"darkviolet", myRGB(148, 0, 211)},
+ {"deeppink", myRGB(255, 20, 147)},
+ {"deepskyblue", myRGB(0, 191, 255)},
+ {"dimgray", myRGB(84, 84, 84)},
+ {"dodgerblue", myRGB(30, 144, 255)},
+ {"firebrick", myRGB(142, 35, 35)},
+ {"floralwhite", myRGB(255, 250, 240)},
+ {"forestgreen", myRGB(80, 159, 105)},
{"gainsboro", myRGB(220, 220, 220)},
- {"GhostWhite", myRGB(248, 248, 255)},
- {"Gold", myRGB(218, 170, 0)},
- {"Goldenrod", myRGB(239, 223, 132)},
- {"Gray", myRGB(126, 126, 126)},
- {"Gray0", myRGB(0, 0, 0)},
- {"Gray1", myRGB(3, 3, 3)},
- {"Gray10", myRGB(26, 26, 26)},
- {"Gray100", myRGB(255, 255, 255)},
- {"Gray11", myRGB(28, 28, 28)},
- {"Gray12", myRGB(31, 31, 31)},
- {"Gray13", myRGB(33, 33, 33)},
- {"Gray14", myRGB(36, 36, 36)},
- {"Gray15", myRGB(38, 38, 38)},
- {"Gray16", myRGB(41, 41, 41)},
- {"Gray17", myRGB(43, 43, 43)},
- {"Gray18", myRGB(46, 46, 46)},
- {"Gray19", myRGB(48, 48, 48)},
- {"Gray2", myRGB(5, 5, 5)},
- {"Gray20", myRGB(51, 51, 51)},
- {"Gray21", myRGB(54, 54, 54)},
- {"Gray22", myRGB(56, 56, 56)},
- {"Gray23", myRGB(59, 59, 59)},
- {"Gray24", myRGB(61, 61, 61)},
- {"Gray25", myRGB(64, 64, 64)},
- {"Gray26", myRGB(66, 66, 66)},
- {"Gray27", myRGB(69, 69, 69)},
- {"Gray28", myRGB(71, 71, 71)},
- {"Gray29", myRGB(74, 74, 74)},
- {"Gray3", myRGB(8, 8, 8)},
- {"Gray30", myRGB(77, 77, 77)},
- {"Gray31", myRGB(79, 79, 79)},
- {"Gray32", myRGB(82, 82, 82)},
- {"Gray33", myRGB(84, 84, 84)},
- {"Gray34", myRGB(87, 87, 87)},
- {"Gray35", myRGB(89, 89, 89)},
- {"Gray36", myRGB(92, 92, 92)},
- {"Gray37", myRGB(94, 94, 94)},
- {"Gray38", myRGB(97, 97, 97)},
- {"Gray39", myRGB(99, 99, 99)},
- {"Gray4", myRGB(10, 10, 10)},
- {"Gray40", myRGB(102, 102, 102)},
- {"Gray41", myRGB(105, 105, 105)},
- {"Gray42", myRGB(107, 107, 107)},
- {"Gray43", myRGB(110, 110, 110)},
- {"Gray44", myRGB(112, 112, 112)},
- {"Gray45", myRGB(115, 115, 115)},
- {"Gray46", myRGB(117, 117, 117)},
- {"Gray47", myRGB(120, 120, 120)},
- {"Gray48", myRGB(122, 122, 122)},
- {"Gray49", myRGB(125, 125, 125)},
- {"Gray5", myRGB(13, 13, 13)},
- {"Gray50", myRGB(127, 127, 127)},
- {"Gray51", myRGB(130, 130, 130)},
- {"Gray52", myRGB(133, 133, 133)},
- {"Gray53", myRGB(135, 135, 135)},
- {"Gray54", myRGB(138, 138, 138)},
- {"Gray55", myRGB(140, 140, 140)},
- {"Gray56", myRGB(143, 143, 143)},
- {"Gray57", myRGB(145, 145, 145)},
- {"Gray58", myRGB(148, 148, 148)},
- {"Gray59", myRGB(150, 150, 150)},
- {"Gray6", myRGB(15, 15, 15)},
- {"Gray60", myRGB(153, 153, 153)},
- {"Gray61", myRGB(156, 156, 156)},
- {"Gray62", myRGB(158, 158, 158)},
- {"Gray63", myRGB(161, 161, 161)},
- {"Gray64", myRGB(163, 163, 163)},
- {"Gray65", myRGB(166, 166, 166)},
- {"Gray66", myRGB(168, 168, 168)},
- {"Gray67", myRGB(171, 171, 171)},
- {"Gray68", myRGB(173, 173, 173)},
- {"Gray69", myRGB(176, 176, 176)},
- {"Gray7", myRGB(18, 18, 18)},
- {"Gray70", myRGB(179, 179, 179)},
- {"Gray71", myRGB(181, 181, 181)},
- {"Gray72", myRGB(184, 184, 184)},
- {"Gray73", myRGB(186, 186, 186)},
- {"Gray74", myRGB(189, 189, 189)},
- {"Gray75", myRGB(191, 191, 191)},
- {"Gray76", myRGB(194, 194, 194)},
- {"Gray77", myRGB(196, 196, 196)},
- {"Gray78", myRGB(199, 199, 199)},
- {"Gray79", myRGB(201, 201, 201)},
- {"Gray8", myRGB(20, 20, 20)},
- {"Gray80", myRGB(204, 204, 204)},
- {"Gray81", myRGB(207, 207, 207)},
- {"Gray82", myRGB(209, 209, 209)},
- {"Gray83", myRGB(212, 212, 212)},
- {"Gray84", myRGB(214, 214, 214)},
- {"Gray85", myRGB(217, 217, 217)},
- {"Gray86", myRGB(219, 219, 219)},
- {"Gray87", myRGB(222, 222, 222)},
- {"Gray88", myRGB(224, 224, 224)},
- {"Gray89", myRGB(227, 227, 227)},
- {"Gray9", myRGB(23, 23, 23)},
- {"Gray90", myRGB(229, 229, 229)},
- {"Gray91", myRGB(232, 232, 232)},
- {"Gray92", myRGB(235, 235, 235)},
- {"Gray93", myRGB(237, 237, 237)},
- {"Gray94", myRGB(240, 240, 240)},
- {"Gray95", myRGB(242, 242, 242)},
- {"Gray96", myRGB(245, 245, 245)},
- {"Gray97", myRGB(247, 247, 247)},
- {"Gray98", myRGB(250, 250, 250)},
- {"Gray99", myRGB(252, 252, 252)},
- {"Green", myRGB(0, 255, 0)},
- {"GreenYellow", myRGB(173, 255, 47)},
+ {"ghostwhite", myRGB(248, 248, 255)},
+ {"gold", myRGB(218, 170, 0)},
+ {"goldenrod", myRGB(239, 223, 132)},
+ {"gray", myRGB(126, 126, 126)},
+ {"gray0", myRGB(0, 0, 0)},
+ {"gray1", myRGB(3, 3, 3)},
+ {"gray10", myRGB(26, 26, 26)},
+ {"gray100", myRGB(255, 255, 255)},
+ {"gray11", myRGB(28, 28, 28)},
+ {"gray12", myRGB(31, 31, 31)},
+ {"gray13", myRGB(33, 33, 33)},
+ {"gray14", myRGB(36, 36, 36)},
+ {"gray15", myRGB(38, 38, 38)},
+ {"gray16", myRGB(41, 41, 41)},
+ {"gray17", myRGB(43, 43, 43)},
+ {"gray18", myRGB(46, 46, 46)},
+ {"gray19", myRGB(48, 48, 48)},
+ {"gray2", myRGB(5, 5, 5)},
+ {"gray20", myRGB(51, 51, 51)},
+ {"gray21", myRGB(54, 54, 54)},
+ {"gray22", myRGB(56, 56, 56)},
+ {"gray23", myRGB(59, 59, 59)},
+ {"gray24", myRGB(61, 61, 61)},
+ {"gray25", myRGB(64, 64, 64)},
+ {"gray26", myRGB(66, 66, 66)},
+ {"gray27", myRGB(69, 69, 69)},
+ {"gray28", myRGB(71, 71, 71)},
+ {"gray29", myRGB(74, 74, 74)},
+ {"gray3", myRGB(8, 8, 8)},
+ {"gray30", myRGB(77, 77, 77)},
+ {"gray31", myRGB(79, 79, 79)},
+ {"gray32", myRGB(82, 82, 82)},
+ {"gray33", myRGB(84, 84, 84)},
+ {"gray34", myRGB(87, 87, 87)},
+ {"gray35", myRGB(89, 89, 89)},
+ {"gray36", myRGB(92, 92, 92)},
+ {"gray37", myRGB(94, 94, 94)},
+ {"gray38", myRGB(97, 97, 97)},
+ {"gray39", myRGB(99, 99, 99)},
+ {"gray4", myRGB(10, 10, 10)},
+ {"gray40", myRGB(102, 102, 102)},
+ {"gray41", myRGB(105, 105, 105)},
+ {"gray42", myRGB(107, 107, 107)},
+ {"gray43", myRGB(110, 110, 110)},
+ {"gray44", myRGB(112, 112, 112)},
+ {"gray45", myRGB(115, 115, 115)},
+ {"gray46", myRGB(117, 117, 117)},
+ {"gray47", myRGB(120, 120, 120)},
+ {"gray48", myRGB(122, 122, 122)},
+ {"gray49", myRGB(125, 125, 125)},
+ {"gray5", myRGB(13, 13, 13)},
+ {"gray50", myRGB(127, 127, 127)},
+ {"gray51", myRGB(130, 130, 130)},
+ {"gray52", myRGB(133, 133, 133)},
+ {"gray53", myRGB(135, 135, 135)},
+ {"gray54", myRGB(138, 138, 138)},
+ {"gray55", myRGB(140, 140, 140)},
+ {"gray56", myRGB(143, 143, 143)},
+ {"gray57", myRGB(145, 145, 145)},
+ {"gray58", myRGB(148, 148, 148)},
+ {"gray59", myRGB(150, 150, 150)},
+ {"gray6", myRGB(15, 15, 15)},
+ {"gray60", myRGB(153, 153, 153)},
+ {"gray61", myRGB(156, 156, 156)},
+ {"gray62", myRGB(158, 158, 158)},
+ {"gray63", myRGB(161, 161, 161)},
+ {"gray64", myRGB(163, 163, 163)},
+ {"gray65", myRGB(166, 166, 166)},
+ {"gray66", myRGB(168, 168, 168)},
+ {"gray67", myRGB(171, 171, 171)},
+ {"gray68", myRGB(173, 173, 173)},
+ {"gray69", myRGB(176, 176, 176)},
+ {"gray7", myRGB(18, 18, 18)},
+ {"gray70", myRGB(179, 179, 179)},
+ {"gray71", myRGB(181, 181, 181)},
+ {"gray72", myRGB(184, 184, 184)},
+ {"gray73", myRGB(186, 186, 186)},
+ {"gray74", myRGB(189, 189, 189)},
+ {"gray75", myRGB(191, 191, 191)},
+ {"gray76", myRGB(194, 194, 194)},
+ {"gray77", myRGB(196, 196, 196)},
+ {"gray78", myRGB(199, 199, 199)},
+ {"gray79", myRGB(201, 201, 201)},
+ {"gray8", myRGB(20, 20, 20)},
+ {"gray80", myRGB(204, 204, 204)},
+ {"gray81", myRGB(207, 207, 207)},
+ {"gray82", myRGB(209, 209, 209)},
+ {"gray83", myRGB(212, 212, 212)},
+ {"gray84", myRGB(214, 214, 214)},
+ {"gray85", myRGB(217, 217, 217)},
+ {"gray86", myRGB(219, 219, 219)},
+ {"gray87", myRGB(222, 222, 222)},
+ {"gray88", myRGB(224, 224, 224)},
+ {"gray89", myRGB(227, 227, 227)},
+ {"gray9", myRGB(23, 23, 23)},
+ {"gray90", myRGB(229, 229, 229)},
+ {"gray91", myRGB(232, 232, 232)},
+ {"gray92", myRGB(235, 235, 235)},
+ {"gray93", myRGB(237, 237, 237)},
+ {"gray94", myRGB(240, 240, 240)},
+ {"gray95", myRGB(242, 242, 242)},
+ {"gray96", myRGB(245, 245, 245)},
+ {"gray97", myRGB(247, 247, 247)},
+ {"gray98", myRGB(250, 250, 250)},
+ {"gray99", myRGB(252, 252, 252)},
+ {"green", myRGB(0, 255, 0)},
+ {"greenyellow", myRGB(173, 255, 47)},
{"honeydew", myRGB(240, 255, 240)},
- {"HotPink", myRGB(255, 105, 180)},
- {"IndianRed", myRGB(107, 57, 57)},
+ {"hotpink", myRGB(255, 105, 180)},
+ {"indianred", myRGB(107, 57, 57)},
{"ivory", myRGB(255, 255, 240)},
- {"Khaki", myRGB(179, 179, 126)},
+ {"khaki", myRGB(179, 179, 126)},
{"lavender", myRGB(230, 230, 250)},
- {"LavenderBlush", myRGB(255, 240, 245)},
- {"LawnGreen", myRGB(124, 252, 0)},
- {"LemonChiffon", myRGB(255, 250, 205)},
- {"LightBlue", myRGB(176, 226, 255)},
- {"LightCoral", myRGB(240, 128, 128)},
- {"LightCyan", myRGB(224, 255, 255)},
- {"LightGoldenrod", myRGB(238, 221, 130)},
- {"LightGoldenrodYellow", myRGB(250, 250, 210)},
- {"LightGray", myRGB(168, 168, 168)},
- {"LightPink", myRGB(255, 182, 193)},
- {"LightSalmon", myRGB(255, 160, 122)},
- {"LightSeaGreen", myRGB(32, 178, 170)},
- {"LightSkyBlue", myRGB(135, 206, 250)},
- {"LightSlateBlue", myRGB(132, 112, 255)},
- {"LightSlateGray", myRGB(119, 136, 153)},
- {"LightSteelBlue", myRGB(124, 152, 211)},
- {"LightYellow", myRGB(255, 255, 224)},
- {"LimeGreen", myRGB(0, 175, 20)},
+ {"lavenderblush", myRGB(255, 240, 245)},
+ {"lawngreen", myRGB(124, 252, 0)},
+ {"lemonchiffon", myRGB(255, 250, 205)},
+ {"lightblue", myRGB(176, 226, 255)},
+ {"lightcoral", myRGB(240, 128, 128)},
+ {"lightcyan", myRGB(224, 255, 255)},
+ {"lightgoldenrod", myRGB(238, 221, 130)},
+ {"lightgoldenrodyellow", myRGB(250, 250, 210)},
+ {"lightgray", myRGB(168, 168, 168)},
+ {"lightpink", myRGB(255, 182, 193)},
+ {"lightsalmon", myRGB(255, 160, 122)},
+ {"lightseagreen", myRGB(32, 178, 170)},
+ {"lightskyblue", myRGB(135, 206, 250)},
+ {"lightslateblue", myRGB(132, 112, 255)},
+ {"lightslategray", myRGB(119, 136, 153)},
+ {"lightsteelblue", myRGB(124, 152, 211)},
+ {"lightyellow", myRGB(255, 255, 224)},
+ {"limegreen", myRGB(0, 175, 20)},
{"linen", myRGB(250, 240, 230)},
- {"Magenta", myRGB(255, 0, 255)},
- {"Maroon", myRGB(143, 0, 82)},
- {"MediumAquamarine", myRGB(0, 147, 143)},
- {"MediumBlue", myRGB(50, 50, 204)},
- {"MediumForestGreen", myRGB(50, 129, 75)},
- {"MediumGoldenrod", myRGB(209, 193, 102)},
- {"MediumOrchid", myRGB(189, 82, 189)},
- {"MediumPurple", myRGB(147, 112, 219)},
- {"MediumSeaGreen", myRGB(52, 119, 102)},
- {"MediumSlateBlue", myRGB(106, 106, 141)},
- {"MediumSpringGreen", myRGB(35, 142, 35)},
- {"MediumTurquoise", myRGB(0, 210, 210)},
- {"MediumVioletRed", myRGB(213, 32, 121)},
- {"MidnightBlue", myRGB(47, 47, 100)},
- {"MintCream", myRGB(245, 255, 250)},
- {"MistyRose", myRGB(255, 228, 225)},
+ {"magenta", myRGB(255, 0, 255)},
+ {"maroon", myRGB(143, 0, 82)},
+ {"mediumaquamarine", myRGB(0, 147, 143)},
+ {"mediumblue", myRGB(50, 50, 204)},
+ {"mediumforestgreen", myRGB(50, 129, 75)},
+ {"mediumgoldenrod", myRGB(209, 193, 102)},
+ {"mediumorchid", myRGB(189, 82, 189)},
+ {"mediumpurple", myRGB(147, 112, 219)},
+ {"mediumseagreen", myRGB(52, 119, 102)},
+ {"mediumslateblue", myRGB(106, 106, 141)},
+ {"mediumspringgreen", myRGB(35, 142, 35)},
+ {"mediumturquoise", myRGB(0, 210, 210)},
+ {"mediumvioletred", myRGB(213, 32, 121)},
+ {"midnightblue", myRGB(47, 47, 100)},
+ {"mintcream", myRGB(245, 255, 250)},
+ {"mistyrose", myRGB(255, 228, 225)},
{"moccasin", myRGB(255, 228, 181)},
- {"NavajoWhite", myRGB(255, 222, 173)},
- {"Navy", myRGB(35, 35, 117)},
- {"NavyBlue", myRGB(35, 35, 117)},
- {"OldLace", myRGB(253, 245, 230)},
- {"OliveDrab", myRGB(107, 142, 35)},
- {"Orange", myRGB(255, 135, 0)},
- {"OrangeRed", myRGB(255, 69, 0)},
- {"Orchid", myRGB(239, 132, 239)},
- {"PaleGoldenrod", myRGB(238, 232, 170)},
- {"PaleGreen", myRGB(115, 222, 120)},
- {"PaleTurquoise", myRGB(175, 238, 238)},
- {"PaleVioletRed", myRGB(219, 112, 147)},
- {"PapayaWhip", myRGB(255, 239, 213)},
- {"PeachPuff", myRGB(255, 218, 185)},
+ {"navajowhite", myRGB(255, 222, 173)},
+ {"navy", myRGB(35, 35, 117)},
+ {"navyblue", myRGB(35, 35, 117)},
+ {"oldlace", myRGB(253, 245, 230)},
+ {"olivedrab", myRGB(107, 142, 35)},
+ {"orange", myRGB(255, 135, 0)},
+ {"orangered", myRGB(255, 69, 0)},
+ {"orchid", myRGB(239, 132, 239)},
+ {"palegoldenrod", myRGB(238, 232, 170)},
+ {"palegreen", myRGB(115, 222, 120)},
+ {"paleturquoise", myRGB(175, 238, 238)},
+ {"palevioletred", myRGB(219, 112, 147)},
+ {"papayawhip", myRGB(255, 239, 213)},
+ {"peachpuff", myRGB(255, 218, 185)},
{"peru", myRGB(205, 133, 63)},
- {"Pink", myRGB(255, 181, 197)},
- {"Plum", myRGB(197, 72, 155)},
- {"PowderBlue", myRGB(176, 224, 230)},
+ {"pink", myRGB(255, 181, 197)},
+ {"plum", myRGB(197, 72, 155)},
+ {"powderblue", myRGB(176, 224, 230)},
{"purple", myRGB(160, 32, 240)},
- {"Red", myRGB(255, 0, 0)},
- {"RosyBrown", myRGB(188, 143, 143)},
- {"RoyalBlue", myRGB(65, 105, 225)},
- {"SaddleBrown", myRGB(139, 69, 19)},
- {"Salmon", myRGB(233, 150, 122)},
- {"SandyBrown", myRGB(244, 164, 96)},
- {"SeaGreen", myRGB(82, 149, 132)},
+ {"red", myRGB(255, 0, 0)},
+ {"rosybrown", myRGB(188, 143, 143)},
+ {"royalblue", myRGB(65, 105, 225)},
+ {"saddlebrown", myRGB(139, 69, 19)},
+ {"salmon", myRGB(233, 150, 122)},
+ {"sandybrown", myRGB(244, 164, 96)},
+ {"seagreen", myRGB(82, 149, 132)},
{"seashell", myRGB(255, 245, 238)},
- {"Sienna", myRGB(150, 82, 45)},
- {"SkyBlue", myRGB(114, 159, 255)},
- {"SlateBlue", myRGB(126, 136, 171)},
- {"SlateGray", myRGB(112, 128, 144)},
+ {"sienna", myRGB(150, 82, 45)},
+ {"silver", myRGB(192, 192, 192)},
+ {"skyblue", myRGB(114, 159, 255)},
+ {"slateblue", myRGB(126, 136, 171)},
+ {"slategray", myRGB(112, 128, 144)},
{"snow", myRGB(255, 250, 250)},
- {"SpringGreen", myRGB(65, 172, 65)},
- {"SteelBlue", myRGB(84, 112, 170)},
- {"Tan", myRGB(222, 184, 135)},
- {"Thistle", myRGB(216, 191, 216)},
+ {"springgreen", myRGB(65, 172, 65)},
+ {"steelblue", myRGB(84, 112, 170)},
+ {"tan", myRGB(222, 184, 135)},
+ {"thistle", myRGB(216, 191, 216)},
{"tomato", myRGB(255, 99, 71)},
- {"Transparent", myRGB(0, 0, 1)},
- {"Turquoise", myRGB(25, 204, 223)},
- {"Violet", myRGB(156, 62, 206)},
- {"VioletRed", myRGB(243, 62, 150)},
- {"Wheat", myRGB(245, 222, 179)},
- {"White", myRGB(255, 255, 255)},
- {"WhiteSmoke", myRGB(245, 245, 245)},
- {"Yellow", myRGB(255, 255, 0)},
- {"YellowGreen", myRGB(50, 216, 56)},
+ {"transparent", myRGB(0, 0, 1)},
+ {"turquoise", myRGB(25, 204, 223)},
+ {"violet", myRGB(156, 62, 206)},
+ {"violetred", myRGB(243, 62, 150)},
+ {"wheat", myRGB(245, 222, 179)},
+ {"white", myRGB(255, 255, 255)},
+ {"whitesmoke", myRGB(245, 245, 245)},
+ {"yellow", myRGB(255, 255, 0)},
+ {"yellowgreen", myRGB(50, 216, 56)},
{NULL, myRGB(0, 0, 0)}
};
-static int numTheRGBRecords = 234;
+static const int numTheRGBRecords = 235;
static unsigned char ParseHexadecimal(char digit1, char digit2)
{
unsigned char i1, i2;
if (digit1 >= 'a')
- i1 = digit1 - 'a' + 0x0A;
+ i1 = (unsigned char)(digit1 - 'a' + 0x0A);
else if (digit1 >= 'A')
- i1 = digit1 - 'A' + 0x0A;
+ i1 = (unsigned char)(digit1 - 'A' + 0x0A);
else
- i1 = digit1 - '0';
+ i1 = (unsigned char)(digit1 - '0');
if (digit2 >= 'a')
- i2 = digit2 - 'a' + 0x0A;
+ i2 = (unsigned char)(digit2 - 'a' + 0x0A);
else if (digit2 >= 'A')
- i2 = digit2 - 'A' + 0x0A;
+ i2 = (unsigned char)(digit2 - 'A' + 0x0A);
else
- i2 = digit2 - '0';
- return (0x10 * i1 + i2);
+ i2 = (unsigned char)(digit2 - '0');
+ return (unsigned char)(0x10 * i1 + i2);
}
static bool GetRGBFromName(const char *inname, bool *isNone,
char *name;
char *grey, *p;
- // #rrggbb are not in database, we parse them directly
- if ( *inname == '#' && strlen(inname) == 7 )
+ // Neither #rrggbb nor #rrrrggggbbbb are in database, we parse them directly
+ size_t inname_len = strlen(inname);
+ if ( *inname == '#' && (inname_len == 7 || inname_len == 13))
{
+ size_t ofs = (inname_len == 7) ? 2 : 4;
*r = ParseHexadecimal(inname[1], inname[2]);
- *g = ParseHexadecimal(inname[3], inname[4]);
- *b = ParseHexadecimal(inname[5], inname[6]);
- *isNone = FALSE;
- return TRUE;
+ *g = ParseHexadecimal(inname[1*ofs+1], inname[1*ofs+2]);
+ *b = ParseHexadecimal(inname[2*ofs+1], inname[2*ofs+2]);
+ *isNone = false;
+ return true;
}
- name = strdup(inname);
+ name = wxStrdupA(inname);
// theRGBRecords[] has no names with spaces, and no grey, but a
// lot of gray...
p = name;
while (*p)
{
- *p = tolower(*p);
+ *p = (char)tolower(*p);
p++;
}
bool found;
if ( strcmp(name, "none") == 0 )
{
- *isNone = TRUE;
- found = TRUE;
+ *isNone = true;
+ found = true;
}
else // not "None"
{
- found = FALSE;
+ found = false;
// binary search:
left = 0;
*r = (unsigned char)((rgbVal >> 16) & 0xFF);
*g = (unsigned char)((rgbVal >> 8) & 0xFF);
*b = (unsigned char)((rgbVal) & 0xFF);
- *isNone = FALSE;
- found = TRUE;
+ *isNone = false;
+ found = true;
break;
}
else if ( cmp < 0 )
static const char *ParseColor(const char *data)
{
- static const char *targets[] =
+ static const char *const targets[] =
{"c ", "g ", "g4 ", "m ", "b ", "s ", NULL};
const char *p, *r;
return NULL;
}
-class wxXPMColourMapData : public wxObject
+struct wxXPMColourMapData
{
- public:
- unsigned char R,G,B;
+ wxXPMColourMapData() { R = G = B = 0; }
+ unsigned char R,G,B;
};
+WX_DECLARE_STRING_HASH_MAP(wxXPMColourMapData, wxXPMColourMap);
-wxImage wxXPMDecoder::ReadData(const char **xpm_data)
+wxImage wxXPMDecoder::ReadData(const char* const* xpm_data)
{
+ wxCHECK_MSG(xpm_data, wxNullImage, wxT("NULL XPM data") );
+
wxImage img;
int count;
unsigned width, height, colors_cnt, chars_per_pixel;
size_t i, j, i_key;
- wxChar key[64];
+ char key[64];
const char *clr_def;
- bool hasMask;
- wxXPMColourMapData *clr_data;
- wxHashTable clr_tbl(wxKEY_STRING);
+ wxXPMColourMap clr_tbl;
+ wxXPMColourMap::iterator it;
+ wxString maskKey;
+ wxString keyString;
/*
* Read hints and initialize structures:
*/
-
+
count = sscanf(xpm_data[0], "%u %u %u %u",
&width, &height, &colors_cnt, &chars_per_pixel);
if ( count != 4 || width * height * colors_cnt == 0 )
{
- wxLogError(_T("XPM: Not XPM data!"));
+ wxLogError(_("XPM: incorrect header format!"));
return wxNullImage;
}
// 8bit RGB...
wxCHECK_MSG(chars_per_pixel < 64, wxNullImage, wxT("XPM colormaps this large not supported."));
- img.Create(width, height);
- if ( !img.Ok() ) return img;
+ if (!img.Create(width, height, false))
+ return wxNullImage;
- img.SetMask(FALSE);
- key[chars_per_pixel] = wxT('\0');
- hasMask = FALSE;
- clr_tbl.DeleteContents(TRUE);
+ key[chars_per_pixel] = '\0';
/*
* Create colour map:
*/
+ wxXPMColourMapData clr_data;
for (i = 0; i < colors_cnt; i++)
{
+ const char *xmpColLine = xpm_data[1 + i];
+
+ // we must have at least " x y" after the colour index, hence +5
+ if ( !xmpColLine || strlen(xmpColLine) < chars_per_pixel + 5 )
+ {
+ wxLogError(_("XPM: incorrect colour description in line %d"),
+ (int)(1 + i));
+ return wxNullImage;
+ }
+
for (i_key = 0; i_key < chars_per_pixel; i_key++)
- key[i_key] = (wxChar)xpm_data[1 + i][i_key];
- clr_def = ParseColor(xpm_data[1 + i]);
- clr_data = new wxXPMColourMapData;
+ key[i_key] = xmpColLine[i_key];
+ clr_def = ParseColor(xmpColLine + chars_per_pixel);
if ( clr_def == NULL )
{
- wxLogError(_("XPM: malformed colour definition '%s'!"), xpm_data[1+i]);
- clr_data->R = 255, clr_data->G = 0, clr_data->B = 255;
+ wxLogError(_("XPM: malformed colour definition '%s' at line %d!"),
+ xmpColLine, (int)(1 + i));
+ return wxNullImage;
}
- else
+
+ bool isNone = false;
+ if ( !GetRGBFromName(clr_def, &isNone,
+ &clr_data.R, &clr_data.G, &clr_data.B) )
{
- bool isNone;
- if ( !GetRGBFromName(clr_def, &isNone,
- &clr_data->R, &clr_data->G, &clr_data->B) )
- {
- wxLogError(_("XPM: malformed colour definition '%s'!"), xpm_data[1+i]);
- clr_data->R = 255, clr_data->G = 0, clr_data->B = 255;
- }
- else
- {
- if ( isNone )
- {
- img.SetMask(TRUE);
- img.SetMaskColour(255, 0, 255);
- hasMask = TRUE;
- clr_data->R = 255, clr_data->G = 0, clr_data->B = 255;
- }
- else
- {
- if ( hasMask && clr_data->R == 255 &&
- clr_data->G == 0 && clr_data->B == 255 )
- clr_data->B = 254;
- }
- }
+ wxLogError(_("XPM: malformed colour definition '%s' at line %d!"),
+ xmpColLine, (int)(1 + i));
+ return wxNullImage;
}
- clr_tbl.Put(key, clr_data);
+
+ keyString = key;
+ if ( isNone )
+ maskKey = keyString;
+
+ clr_tbl[keyString] = clr_data;
+ }
+
+ // deal with the mask: we must replace pseudo-colour "None" with the mask
+ // colour (which can be any colour not otherwise used in the image)
+ if (!maskKey.empty())
+ {
+ wxLongToLongHashMap rgb_table;
+ long rgb;
+ const size_t n = clr_tbl.size();
+ wxXPMColourMap::const_iterator iter = clr_tbl.begin();
+ for (i = 0; i < n; ++i, ++iter)
+ {
+ const wxXPMColourMapData& data = iter->second;
+ rgb = (data.R << 16) + (data.G << 8) + data.B;
+ rgb_table[rgb];
+ }
+ for (rgb = 0; rgb <= 0xffffff && rgb_table.count(rgb); ++rgb)
+ ;
+ if (rgb > 0xffffff)
+ {
+ wxLogError(_("XPM: no colors left to use for mask!"));
+ return wxNullImage;
+ }
+
+ wxXPMColourMapData& maskData = clr_tbl[maskKey];
+ maskData.R = wxByte(rgb >> 16);
+ maskData.G = wxByte(rgb >> 8);
+ maskData.B = wxByte(rgb);
+
+ img.SetMaskColour(maskData.R, maskData.G, maskData.B);
}
/*
*/
unsigned char *img_data = img.GetData();
+ wxXPMColourMap::iterator entry;
+ wxXPMColourMap::iterator end = clr_tbl.end();
+
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++, img_data += 3)
{
+ const char *xpmImgLine = xpm_data[1 + colors_cnt + j];
+ if ( !xpmImgLine || strlen(xpmImgLine) < width*chars_per_pixel )
+ {
+ wxLogError(_("XPM: truncated image data at line %d!"),
+ (int)(1 + colors_cnt + j));
+ return wxNullImage;
+ }
+
for (i_key = 0; i_key < chars_per_pixel; i_key++)
- key[i_key] = (wxChar)xpm_data[1 + colors_cnt + j]
- [chars_per_pixel * i + i_key];
- clr_data = (wxXPMColourMapData*) clr_tbl.Get(key);
- if ( clr_data == NULL )
{
- wxLogError(_("XPM: Malformed pixel data!"));
+ key[i_key] = xpmImgLine[chars_per_pixel * i + i_key];
}
- else
+
+ keyString = key;
+ entry = clr_tbl.find(keyString);
+ if ( entry == end )
{
- img_data[0] = clr_data->R;
- img_data[1] = clr_data->G;
- img_data[2] = clr_data->B;
+ wxLogError(_("XPM: Malformed pixel data!"));
+
+ // better return right now as otherwise we risk to flood the
+ // user with error messages as something seems to be seriously
+ // wrong with the file and so we could give this message for
+ // each remaining pixel if we don't bail out
+ return wxNullImage;
}
+
+ img_data[0] = entry->second.R;
+ img_data[1] = entry->second.G;
+ img_data[2] = entry->second.B;
}
}
+#if wxUSE_PALETTE
+ unsigned char* r = new unsigned char[colors_cnt];
+ unsigned char* g = new unsigned char[colors_cnt];
+ unsigned char* b = new unsigned char[colors_cnt];
+ for (it = clr_tbl.begin(), i = 0; it != clr_tbl.end(); it++, i++)
+ {
+ r[i] = it->second.R;
+ g[i] = it->second.G;
+ b[i] = it->second.B;
+ }
+ wxASSERT(i == colors_cnt);
+ img.SetPalette(wxPalette(colors_cnt, r, g, b));
+ delete[] r;
+ delete[] g;
+ delete[] b;
+#endif // wxUSE_PALETTE
return img;
}
-
+#endif // wxUSE_IMAGE && wxUSE_XPM
projects / wxWidgets.git / blobdiff