summaryrefslogtreecommitdiff
path: root/noncore/unsupported/qpdf/xpdf/OutputDev.cc
Unidiff
Diffstat (limited to 'noncore/unsupported/qpdf/xpdf/OutputDev.cc') (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/unsupported/qpdf/xpdf/OutputDev.cc97
1 files changed, 97 insertions, 0 deletions
diff --git a/noncore/unsupported/qpdf/xpdf/OutputDev.cc b/noncore/unsupported/qpdf/xpdf/OutputDev.cc
new file mode 100644
index 0000000..3c02835
--- a/dev/null
+++ b/noncore/unsupported/qpdf/xpdf/OutputDev.cc
@@ -0,0 +1,97 @@
1//========================================================================
2//
3// OutputDev.cc
4//
5// Copyright 1996 Derek B. Noonburg
6//
7//========================================================================
8
9#ifdef __GNUC__
10#pragma implementation
11#endif
12
13#include <aconf.h>
14#include <stddef.h>
15#include "Object.h"
16#include "Stream.h"
17#include "GfxState.h"
18#include "OutputDev.h"
19
20//------------------------------------------------------------------------
21// OutputDev
22//------------------------------------------------------------------------
23
24void OutputDev::setDefaultCTM(fouble *ctm) {
25 int i;
26 fouble det;
27
28 for (i = 0; i < 6; ++i) {
29 defCTM[i] = ctm[i];
30 }
31 det = 1 / (defCTM[0] * defCTM[3] - defCTM[1] * defCTM[2]);
32 defICTM[0] = defCTM[3] * det;
33 defICTM[1] = -defCTM[1] * det;
34 defICTM[2] = -defCTM[2] * det;
35 defICTM[3] = defCTM[0] * det;
36 defICTM[4] = (defCTM[2] * defCTM[5] - defCTM[3] * defCTM[4]) * det;
37 defICTM[5] = (defCTM[1] * defCTM[4] - defCTM[0] * defCTM[5]) * det;
38}
39
40void OutputDev::cvtDevToUser(int dx, int dy, fouble *ux, fouble *uy) {
41 *ux = defICTM[0] * dx + defICTM[2] * dy + defICTM[4];
42 *uy = defICTM[1] * dx + defICTM[3] * dy + defICTM[5];
43}
44
45void OutputDev::cvtUserToDev(fouble ux, fouble uy, int *dx, int *dy) {
46 *dx = (int)(defCTM[0] * ux + defCTM[2] * uy + defCTM[4] + 0.5);
47 *dy = (int)(defCTM[1] * ux + defCTM[3] * uy + defCTM[5] + 0.5);
48}
49
50void OutputDev::updateAll(GfxState *state) {
51 updateLineDash(state);
52 updateFlatness(state);
53 updateLineJoin(state);
54 updateLineCap(state);
55 updateMiterLimit(state);
56 updateLineWidth(state);
57 updateFillColor(state);
58 updateStrokeColor(state);
59 updateFont(state);
60}
61
62void OutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str,
63 int width, int height, GBool invert,
64 GBool inlineImg) {
65 int i, j;
66
67 if (inlineImg) {
68 str->reset();
69 j = height * ((width + 7) / 8);
70 for (i = 0; i < j; ++i)
71 str->getChar();
72 str->close();
73 }
74}
75
76void OutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
77 int width, int height, GfxImageColorMap *colorMap,
78 int *maskColors, GBool inlineImg) {
79 int i, j;
80
81 if (inlineImg) {
82 str->reset();
83 j = height * ((width * colorMap->getNumPixelComps() *
84 colorMap->getBits() + 7) / 8);
85 for (i = 0; i < j; ++i)
86 str->getChar();
87 str->close();
88 }
89}
90
91#if OPI_SUPPORT
92void OutputDev::opiBegin(GfxState *state, Dict *opiDict) {
93}
94
95void OutputDev::opiEnd(GfxState *state, Dict *opiDict) {
96}
97#endif