summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/cairo/cdcairo.c393
-rw-r--r--src/cairo/cdcairoctx.h2
-rw-r--r--src/cairo/cdcairodbuf.c2
-rw-r--r--src/cairo/cdcairoimg.c2
-rw-r--r--src/drv/cdirgb.c18
-rw-r--r--src/drv/cdpdf.c47
-rw-r--r--src/gdiplus/cdwinp.cpp2
7 files changed, 236 insertions, 230 deletions
diff --git a/src/cairo/cdcairo.c b/src/cairo/cdcairo.c
index 83cf088..0561c08 100644
--- a/src/cairo/cdcairo.c
+++ b/src/cairo/cdcairo.c
@@ -207,40 +207,62 @@ static int cdclip(cdCtxCanvas *ctxcanvas, int mode)
/******************************************************/
-static void make_pattern(cdCtxCanvas *ctxcanvas, int n, int m, void* data, int (*data2rgb)(cdCtxCanvas *ctxcanvas, int n, int i, int j, void* data, unsigned char*r, unsigned char*g, unsigned char*b, unsigned char*a))
+#define CD_ALPHAPRE(_src, _alpha) (((_src)*(_alpha))/255)
+
+static unsigned long sEncodeRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a)
+{
+ /* Pre-multiplied alpha */
+ if (a != 255)
+ {
+ r = CD_ALPHAPRE(r, a);
+ g = CD_ALPHAPRE(g, a);
+ b = CD_ALPHAPRE(b, a);
+ }
+
+ return (((unsigned long)a) << 24) |
+ (((unsigned long)r) << 16) |
+ (((unsigned long)g) << 8) |
+ (((unsigned long)b) << 0);
+}
+
+static void make_pattern(cdCtxCanvas *ctxcanvas, int n, int m, void* userdata, int (*data2rgb)(cdCtxCanvas *ctxcanvas, int n, int i, int j, void* userdata, unsigned char*r, unsigned char*g, unsigned char*b, unsigned char*a))
{
- int i, j;
+ int i, j, offset;
unsigned char r, g, b, a;
cairo_surface_t* pattern_surface;
- cairo_t* cr;
+ unsigned long* data;
- pattern_surface = cairo_surface_create_similar(cairo_get_target(ctxcanvas->cr), CAIRO_CONTENT_COLOR_ALPHA, n, m);
+ pattern_surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, n, m);
- cr = cairo_create(pattern_surface);
+ data = (unsigned long*)cairo_image_surface_get_data(pattern_surface);
+ offset = cairo_image_surface_get_stride(pattern_surface)/4 - n;
for (j = 0; j < m; j++)
{
for (i = 0; i < n; i++)
{
- int ret = data2rgb(ctxcanvas, n, i, j, data, &r, &g, &b, &a);
+ int ret = data2rgb(ctxcanvas, n, i, m-1-j, userdata, &r, &g, &b, &a);
if (ret == -1)
+ {
+ data++; /* already transparent */
continue;
+ }
- cairo_set_source_rgba(cr, (double)r/255.0, (double)g/255.0, (double)b/255.0, (double)a/255.0);
-
- cairo_rectangle(cr, i, m-1-j, 1.0, 1.0);
- cairo_fill(cr);
+ *data++ = sEncodeRGBA(r, g, b, a);
}
+
+ if (offset)
+ data += offset;
}
if (ctxcanvas->pattern)
cairo_pattern_destroy(ctxcanvas->pattern);
ctxcanvas->pattern = cairo_pattern_create_for_surface(pattern_surface);
+ cairo_pattern_reference(ctxcanvas->pattern);
cairo_pattern_set_extend(ctxcanvas->pattern, CAIRO_EXTEND_REPEAT);
cairo_surface_destroy(pattern_surface);
- cairo_destroy(cr);
}
static int long2rgb(cdCtxCanvas *ctxcanvas, int n, int i, int j, void* data, unsigned char*r, unsigned char*g, unsigned char*b, unsigned char*a)
@@ -309,6 +331,9 @@ static int cdhatch(cdCtxCanvas *ctxcanvas, int style)
cairo_set_source_rgba(cr, cdCairoGetRed(ctxcanvas->canvas->foreground), cdCairoGetGreen(ctxcanvas->canvas->foreground), cdCairoGetBlue(ctxcanvas->canvas->foreground), cdCairoGetAlpha(ctxcanvas->canvas->foreground));
+ cairo_set_line_cap(cr, CAIRO_LINE_CAP_SQUARE);
+ cairo_set_line_width(cr, 1);
+
switch(style)
{
case CD_HORIZONTAL:
@@ -540,6 +565,8 @@ static long int cdforeground(cdCtxCanvas *ctxcanvas, long int color)
static void cdclear(cdCtxCanvas* ctxcanvas)
{
cairo_save (ctxcanvas->cr);
+ cairo_identity_matrix(ctxcanvas->cr);
+ cairo_reset_clip(ctxcanvas->cr);
cairo_set_source_rgba(ctxcanvas->cr, cdCairoGetRed(ctxcanvas->canvas->background), cdCairoGetGreen(ctxcanvas->canvas->background), cdCairoGetBlue(ctxcanvas->canvas->background), cdCairoGetAlpha(ctxcanvas->canvas->background));
cairo_set_operator (ctxcanvas->cr, CAIRO_OPERATOR_SOURCE);
cairo_paint (ctxcanvas->cr); /* paints the current source everywhere within the current clip region. */
@@ -560,13 +587,33 @@ static void cdline(cdCtxCanvas *ctxcanvas, int x1, int y1, int x2, int y2)
cdfline(ctxcanvas, (double)x1, (double)y1, (double)x2, (double)y2);
}
+static void sFixAngles(cdCtxCanvas* ctxcanvas, double *angle1, double *angle2)
+{
+ if (ctxcanvas->canvas->invert_yaxis)
+ {
+ /* Cairo angles are clock-wise by default */
+ double t = *angle1;
+ *angle1 = *angle2;
+ *angle2 = t;
+ *angle1 *= -CD_DEG2RAD;
+ *angle2 *= -CD_DEG2RAD;
+ }
+ else
+ {
+ *angle1 *= CD_DEG2RAD;
+ *angle2 *= CD_DEG2RAD;
+ }
+}
+
static void cdfarc(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, double h, double a1, double a2)
{
update_fill(ctxcanvas, 0);
+ sFixAngles(ctxcanvas, &a1, &a2);
+
if (w == h)
{
- cairo_arc_negative(ctxcanvas->cr, xc, yc, 0.5*w, -a1*CD_DEG2RAD, -a2*CD_DEG2RAD);
+ cairo_arc(ctxcanvas->cr, xc, yc, 0.5*w, a1, a2);
cairo_stroke(ctxcanvas->cr);
}
else /* Ellipse: change the scale to create from the circle */
@@ -577,7 +624,7 @@ static void cdfarc(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, doubl
cairo_scale(ctxcanvas->cr, w/h, 1.0);
cairo_translate(ctxcanvas->cr, -xc, -yc);
- cairo_arc_negative(ctxcanvas->cr, xc, yc, 0.5*h, -a1*CD_DEG2RAD, -a2*CD_DEG2RAD);
+ cairo_arc(ctxcanvas->cr, xc, yc, 0.5*h, a1, a2);
cairo_stroke(ctxcanvas->cr);
cairo_restore(ctxcanvas->cr); /* restore from local */
@@ -593,10 +640,12 @@ static void cdfsector(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, do
{
update_fill(ctxcanvas, 1);
+ sFixAngles(ctxcanvas, &a1, &a2);
+
if (w == h)
{
cairo_move_to(ctxcanvas->cr, xc, yc);
- cairo_arc_negative(ctxcanvas->cr, xc, yc, 0.5*w, -a1*CD_DEG2RAD, -a2*CD_DEG2RAD);
+ cairo_arc(ctxcanvas->cr, xc, yc, 0.5*h, a1, a2);
cairo_fill(ctxcanvas->cr);
}
else /* Ellipse: change the scale to create from the circle */
@@ -608,16 +657,9 @@ static void cdfsector(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, do
cairo_translate(ctxcanvas->cr, -xc, -yc);
cairo_move_to(ctxcanvas->cr, xc, yc);
- cairo_arc_negative(ctxcanvas->cr, xc, yc, 0.5*h, -a1*CD_DEG2RAD, -a2*CD_DEG2RAD);
+ cairo_arc(ctxcanvas->cr, xc, yc, 0.5*h, a1, a2);
- if (ctxcanvas->canvas->interior_style == CD_SOLID ||
- ctxcanvas->canvas->interior_style == CD_PATTERN)
- cairo_fill(ctxcanvas->cr);
- else
- {
- cairo_line_to(ctxcanvas->cr, xc, yc);
- cairo_stroke(ctxcanvas->cr);
- }
+ cairo_fill(ctxcanvas->cr);
cairo_restore(ctxcanvas->cr); /* restore from local */
}
@@ -632,9 +674,11 @@ static void cdfchord(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, dou
{
update_fill(ctxcanvas, 1);
+ sFixAngles(ctxcanvas, &a1, &a2);
+
if (w == h)
{
- cairo_arc_negative(ctxcanvas->cr, xc, yc, 0.5*w, -a1*CD_DEG2RAD, -a2*CD_DEG2RAD);
+ cairo_arc(ctxcanvas->cr, xc, yc, 0.5*w, a1, a2);
cairo_fill_preserve(ctxcanvas->cr);
cairo_stroke(ctxcanvas->cr);
}
@@ -644,9 +688,10 @@ static void cdfchord(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, dou
/* local transform */
cairo_translate(ctxcanvas->cr, xc, yc);
- cairo_scale(ctxcanvas->cr, 1.0, w/h);
+ cairo_scale(ctxcanvas->cr, w/h, 1.0);
+ cairo_translate(ctxcanvas->cr, -xc, -yc);
- cairo_arc_negative(ctxcanvas->cr, xc, yc, 0.5*w, -a1*CD_DEG2RAD, -a2*CD_DEG2RAD);
+ cairo_arc(ctxcanvas->cr, xc, yc, 0.5*h, a1, a2);
cairo_fill_preserve(ctxcanvas->cr);
cairo_stroke(ctxcanvas->cr);
@@ -915,241 +960,225 @@ static void cdfpoly(cdCtxCanvas *ctxcanvas, int mode, cdfPoint* poly, int n)
static void cdgetimagergb(cdCtxCanvas *ctxcanvas, unsigned char *r, unsigned char *g, unsigned char *b, int x, int y, int w, int h)
{
- int col, lin, pos;
- double red, green, blue;
- cairo_pattern_t *pattern;
+ int i, j, pos, offset;
+ unsigned long* data;
+ cairo_surface_t* image_surface;
+ cairo_t* cr;
cairo_save (ctxcanvas->cr);
/* reset to the identity. */
cairo_identity_matrix(ctxcanvas->cr);
- if (ctxcanvas->canvas->invert_yaxis==0) // if 0, invert because the transform was reset here
+ if (ctxcanvas->canvas->invert_yaxis==0) /* if 0, invert because the transform was reset here */
y = _cdInvertYAxis(ctxcanvas->canvas, y);
- //TODO:fix
- pattern = cairo_get_source(ctxcanvas->cr);
- if (!pattern)
- return;
+ /* y is the bottom-left of the image in CD, must be at upper-left */
+ y -= h-1;
+
+ image_surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, w, h);
+ cr = cairo_create(image_surface);
+
+ /* creates a pattern from the canvas and sets it as source in the image. */
+ cairo_set_source_surface(cr, cairo_get_target(ctxcanvas->cr), -x, -y);
+
+ cairo_pattern_set_extend (cairo_get_source(cr), CAIRO_EXTEND_NONE);
+ cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
+ cairo_paint(cr); /* paints the current source everywhere within the current clip region. */
+
+ data = (unsigned long*)cairo_image_surface_get_data(image_surface);
+ offset = cairo_image_surface_get_stride(image_surface)/4 - w;
- for (lin = (y-h+1); lin < h; lin++)
+ for (i=0; i<h; i++)
{
- for (col = x; col < w; col++)
+ for (j=0; j<w; j++)
{
- pos = (h-lin-1) * w + col;
- cairo_pattern_get_color_stop_rgba(pattern, pos, NULL, &red, &green, &blue, NULL);
- *r = (unsigned char)(red*255.0);
- *g = (unsigned char)(green*255.0);
- *b = (unsigned char)(blue*255.0);
+ pos = i*w+j;
+ r[pos] = cdRed(*data);
+ g[pos] = cdGreen(*data);
+ b[pos] = cdBlue(*data);
+ data++;
}
+
+ if (offset)
+ data += offset;
}
- cairo_pattern_destroy(pattern);
+ cairo_surface_destroy(image_surface);
+ cairo_destroy(cr);
+
cairo_restore (ctxcanvas->cr);
}
static void cdputimagerectrgb(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
{
- int i, j, d, rw, rh;
- unsigned char* rgb_data;
- int stride;
- cairo_surface_t* surface, *new_surface;
- cairo_t* cr;
+ int i, j, rw, rh, pos, offset;
+ unsigned long* data;
+ cairo_surface_t* image_surface;
if (xmin<0 || ymin<0 || xmax-xmin+1>iw || ymax-ymin+1>ih) return;
rw = xmax-xmin+1;
rh = ymax-ymin+1;
- y -= (h - 1); /* Cairo image origin is at top-left */
-
- stride = cairo_format_stride_for_width(CAIRO_FORMAT_RGB24, rw);
- rgb_data = (unsigned char*)malloc(sizeof(unsigned char)*(stride * rh));
- if (!rgb_data) return;
+ image_surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, rw, rh);
- surface = cairo_image_surface_create_for_data(rgb_data, CAIRO_FORMAT_RGB24, rw, rh, stride);
+ data = (unsigned long*)cairo_image_surface_get_data(image_surface);
+ offset = cairo_image_surface_get_stride(image_surface)/4 - rw;
- d = 0;
for (i=ymax; i>=ymin; i--)
{
for (j=xmin; j<=xmax; j++)
{
- rgb_data[d] = b[i*iw+j]; d++;
- rgb_data[d] = g[i*iw+j]; d++;
- rgb_data[d] = r[i*iw+j]; d++;
- rgb_data[d] = (unsigned char)0; d++;
+ pos = i*iw+j;
+ *data++ = sEncodeRGBA(r[pos], g[pos], b[pos], 255);
}
- }
-
- /* Scaling surface to fit into the image */
-// if (w != rw || h != rh)
- {
- new_surface = cairo_surface_create_similar(surface, CAIRO_CONTENT_COLOR, w, h);
- cr = cairo_create (new_surface);
- /* Scale *before* setting the source surface (1) */
- cairo_scale (cr, (double)w / rw, (double)h / rh);
- cairo_set_source_surface (cr, surface, 0, 0);
+ if (offset)
+ data += offset;
+ }
- /* To avoid getting the edge pixels blended with 0 alpha,
- * which would occur with the default EXTEND_NONE */
- cairo_pattern_set_extend (cairo_get_source(cr), CAIRO_EXTEND_REFLECT);
+ cairo_save (ctxcanvas->cr);
- /* Replace the destination with the source instead of overlaying */
- cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
+ y -= (h - 1); /* Cairo image origin is at top-left */
- cairo_paint (cr);
+ cairo_rectangle(ctxcanvas->cr, x, y, w, h);
+ cairo_clip(ctxcanvas->cr);
- cairo_destroy (cr);
+ if (w != rw || h != rh)
+ {
+ /* Scale *before* setting the source surface (1) */
+ cairo_translate(ctxcanvas->cr, x, y);
+ cairo_scale (ctxcanvas->cr, (double)w / rw, (double)h / rh);
+ cairo_translate(ctxcanvas->cr, -x, -y);
}
- /* Put image rect */
- cairo_set_source_surface(ctxcanvas->cr, new_surface, x, y);
- cairo_pattern_set_extend(cairo_get_source(ctxcanvas->cr), CAIRO_EXTEND_NONE);
+ cairo_set_source_surface(ctxcanvas->cr, image_surface, x, y);
cairo_paint(ctxcanvas->cr);
- cairo_surface_destroy(surface);
- cairo_surface_destroy(new_surface);
- free(rgb_data);
+ cairo_surface_destroy(image_surface);
+ cairo_restore (ctxcanvas->cr);
}
static void cdputimagerectrgba(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, const unsigned char *a, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
{
- int i, j, d, rw, rh;
- unsigned char* rgba_data;
- int stride;
- cairo_surface_t* surface, *new_surface, *new_alpha_surface;
- cairo_t* cr;
+ int i, j, rw, rh, pos, offset;
+ unsigned long* data;
+ cairo_surface_t* image_surface;
if (xmin<0 || ymin<0 || xmax-xmin+1>iw || ymax-ymin+1>ih) return;
rw = xmax-xmin+1;
rh = ymax-ymin+1;
- y -= (h - 1); /* Cairo image origin is at top-left */
- stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, rw);
- rgba_data = (unsigned char*)malloc(sizeof(unsigned char)*(stride * rh));
-
- if (!rgba_data) return;
+ image_surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, rw, rh);
- surface = cairo_image_surface_create_for_data(rgba_data, CAIRO_FORMAT_ARGB32, rw, rh, stride);
+ data = (unsigned long*)cairo_image_surface_get_data(image_surface);
+ offset = cairo_image_surface_get_stride(image_surface)/4 - rw;
- d = 0;
for (i=ymax; i>=ymin; i--)
{
for (j=xmin; j<=xmax; j++)
{
- rgba_data[d] = b[i*iw+j]; d++;
- rgba_data[d] = g[i*iw+j]; d++;
- rgba_data[d] = r[i*iw+j]; d++;
- rgba_data[d] = a[i*iw+j]; d++;
+ pos = i*iw+j;
+ *data++ = sEncodeRGBA(r[pos], g[pos], b[pos], a[pos]);
}
+
+ if (offset)
+ data += offset;
}
- // TODO: use only one surface ?????
+ cairo_save (ctxcanvas->cr);
- /* Scaling RGB surface to fit into the image */
-// if (w != rw || h != rh)
- {
- new_surface = cairo_surface_create_similar(surface, CAIRO_CONTENT_COLOR, w, h);
- cr = cairo_create (new_surface);
+ y -= (h - 1); /* Cairo image origin is at top-left */
- /* Scale *before* setting the source surface (1) */
- cairo_scale (cr, (double)w / rw, (double)h / rh);
- cairo_set_source_surface (cr, surface, 0, 0);
- cairo_paint (cr);
+ cairo_rectangle(ctxcanvas->cr, x, y, w, h);
+ cairo_clip(ctxcanvas->cr);
- cairo_destroy (cr);
+ if (w != rw || h != rh)
+ {
+ /* Scale *before* setting the source surface (1) */
+ cairo_translate(ctxcanvas->cr, x, y);
+ cairo_scale (ctxcanvas->cr, (double)w / rw, (double)h / rh);
+ cairo_translate(ctxcanvas->cr, -x, -y);
}
- /* Scaling ALPHA surface to fit into the image */
- {
- new_alpha_surface = cairo_surface_create_similar(surface, CAIRO_CONTENT_ALPHA, w, h);
- cr = cairo_create (new_alpha_surface);
+ cairo_set_source_surface(ctxcanvas->cr, image_surface, x, y);
+ cairo_paint(ctxcanvas->cr);
- /* Scale *before* setting the source surface (1) */
- cairo_scale (cr, (double)w / rw, (double)h / rh);
- cairo_set_source_surface (cr, surface, 0, 0);
- cairo_paint (cr);
+ cairo_surface_destroy(image_surface);
+ cairo_restore (ctxcanvas->cr);
+}
- cairo_destroy (cr);
- }
+static int sCalcPalSize(int size, const unsigned char *index)
+{
+ int i, pal_size = 0;
- /* Put image rect */
- cairo_set_source_surface(ctxcanvas->cr, new_surface, x, y);
- cairo_mask_surface(ctxcanvas->cr, new_alpha_surface, x, y);
-// cairo_pattern_set_extend(cairo_get_source(ctxcanvas->cr), CAIRO_EXTEND_NONE);
-// cairo_paint(ctxcanvas->cr);
+ for (i = 0; i < size; i++)
+ {
+ if (index[i] > pal_size)
+ pal_size = index[i];
+ }
- cairo_surface_destroy(surface);
- cairo_surface_destroy(new_surface);
- cairo_surface_destroy(new_alpha_surface);
- free(rgba_data);
+ pal_size++;
+ return pal_size;
}
static void cdputimagerectmap(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *index, const long int *colors, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
{
- int i, j, d, rw, rh;
- unsigned char* rgb_data;
- int stride;
- cairo_surface_t* surface, *new_surface;
- cairo_t* cr;
+ int i, j, rw, rh, pos, offset, pal_size;
+ unsigned long* data, cairo_colors[256], c;
+ cairo_surface_t* image_surface;
if (xmin<0 || ymin<0 || xmax-xmin+1>iw || ymax-ymin+1>ih) return;
rw = xmax-xmin+1;
rh = ymax-ymin+1;
- y -= (h - 1); /* Cairo image origin is at top-left */
- stride = cairo_format_stride_for_width(CAIRO_FORMAT_RGB24, rw);
- rgb_data = (unsigned char*)malloc(sizeof(unsigned char)*(stride * rh));
+ image_surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, rw, rh);
- if (!rgb_data) return;
+ data = (unsigned long*)cairo_image_surface_get_data(image_surface);
+ offset = cairo_image_surface_get_stride(image_surface)/4 - rw;
- surface = cairo_image_surface_create_for_data(rgb_data, CAIRO_FORMAT_RGB24, rw, rh, stride);
+ pal_size = sCalcPalSize(iw*ih, index);
+ for (i=0; i<pal_size; i++)
+ {
+ c = colors[i];
+ cairo_colors[i] = sEncodeRGBA(cdRed(c), cdGreen(c), cdBlue(c), 255);
+ }
- d = 0;
for (i=ymax; i>=ymin; i--)
{
for (j=xmin; j<=xmax; j++)
{
- long c = colors[index[i*iw+j]];
- rgb_data[d] = cdRed(c); d++;
- rgb_data[d] = cdGreen(c); d++;
- rgb_data[d] = cdBlue(c); d++;
- rgb_data[d] = (unsigned char)0; d++;
+ pos = i*iw+j;
+ *data++ = cairo_colors[index[pos]];
}
- }
-
- /* Scaling surface to fit into the image */
-// if (w != rw || h != rh)
- {
- new_surface = cairo_surface_create_similar(surface, CAIRO_CONTENT_COLOR, w, h);
- cr = cairo_create (new_surface);
- /* Scale *before* setting the source surface (1) */
- cairo_scale (cr, (double)w / rw, (double)h / rh);
- cairo_set_source_surface (cr, surface, 0, 0);
+ if (offset)
+ data += offset;
+ }
- /* To avoid getting the edge pixels blended with 0 alpha,
- * which would occur with the default EXTEND_NONE */
- cairo_pattern_set_extend (cairo_get_source(cr), CAIRO_EXTEND_REFLECT);
+ cairo_save (ctxcanvas->cr);
- /* Replace the destination with the source instead of overlaying */
- cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
+ y -= (h - 1); /* Cairo image origin is at top-left */
- cairo_paint (cr);
+ cairo_rectangle(ctxcanvas->cr, x, y, w, h);
+ cairo_clip(ctxcanvas->cr);
- cairo_destroy (cr);
+ if (w != rw || h != rh)
+ {
+ /* Scale *before* setting the source surface (1) */
+ cairo_translate(ctxcanvas->cr, x, y);
+ cairo_scale (ctxcanvas->cr, (double)w / rw, (double)h / rh);
+ cairo_translate(ctxcanvas->cr, -x, -y);
}
- cairo_set_source_surface(ctxcanvas->cr, surface, x, y);
- cairo_pattern_set_extend(cairo_get_source(ctxcanvas->cr), CAIRO_EXTEND_NONE);
+ cairo_set_source_surface(ctxcanvas->cr, image_surface, x, y);
cairo_paint(ctxcanvas->cr);
- cairo_surface_destroy(surface);
- cairo_surface_destroy(new_surface);
- free(rgb_data);
+ cairo_surface_destroy(image_surface);
+ cairo_restore (ctxcanvas->cr);
}
static void cdpixel(cdCtxCanvas *ctxcanvas, int x, int y, long int color)
@@ -1178,17 +1207,17 @@ static cdCtxImage *cdcreateimage (cdCtxCanvas *ctxcanvas, int w, int h)
ctximage->h_mm = ctximage->h / ctximage->yres;
img_surface = cairo_surface_create_similar(cairo_get_target(ctxcanvas->cr), CAIRO_CONTENT_COLOR_ALPHA, w, h);
- ctximage->img = cairo_create(img_surface);
+ ctximage->cr = cairo_create(img_surface);
- if (!ctximage->img)
+ if (!ctximage->cr)
{
free(ctximage);
return (void *)0;
}
- cairo_rectangle(ctximage->img, 0, 0, ctximage->w, ctximage->h);
- cairo_set_source_rgba(ctximage->img, 1.0, 1.0, 1.0, 1.0); /* white opaque */
- cairo_fill(ctximage->img);
+ cairo_rectangle(ctximage->cr, 0, 0, ctximage->w, ctximage->h);
+ cairo_set_source_rgba(ctximage->cr, 1.0, 0.0, 0.0, 1.0); /* white opaque */
+ cairo_fill(ctximage->cr);
cairo_surface_destroy(img_surface);
@@ -1197,18 +1226,18 @@ static cdCtxImage *cdcreateimage (cdCtxCanvas *ctxcanvas, int w, int h)
static void cdkillimage (cdCtxImage *ctximage)
{
- cairo_destroy(ctximage->img);
+ cairo_destroy(ctximage->cr);
free(ctximage);
}
static void cdgetimage (cdCtxCanvas *ctxcanvas, cdCtxImage *ctximage, int x, int y)
{
- cairo_save (ctximage->img);
+ cairo_save (ctximage->cr);
/* reset to the identity. */
- cairo_identity_matrix(ctximage->img);
+ cairo_identity_matrix(ctximage->cr);
- cairo_reset_clip(ctximage->img);
+ cairo_reset_clip(ctximage->cr);
if (ctxcanvas->canvas->invert_yaxis==0) /* if 0, invert because the transform was reset here */
y = _cdInvertYAxis(ctxcanvas->canvas, y);
@@ -1217,14 +1246,14 @@ static void cdgetimage (cdCtxCanvas *ctxcanvas, cdCtxImage *ctximage, int x, int
y -= ctximage->h-1;
/* creates a pattern from the canvas and sets it as source in the image. */
- cairo_set_source_surface(ctximage->img, cairo_get_target(ctxcanvas->cr), x, y);
+ cairo_set_source_surface(ctximage->cr, cairo_get_target(ctxcanvas->cr), -x, -y);
- cairo_pattern_set_extend (cairo_get_source(ctximage->img), CAIRO_EXTEND_NONE);
- cairo_set_operator (ctximage->img, CAIRO_OPERATOR_SOURCE);
- cairo_paint(ctximage->img); /* paints the current source everywhere within the current clip region. */
+ cairo_pattern_set_extend (cairo_get_source(ctximage->cr), CAIRO_EXTEND_NONE);
+ cairo_set_operator (ctximage->cr, CAIRO_OPERATOR_SOURCE);
+ cairo_paint(ctximage->cr); /* paints the current source everywhere within the current clip region. */
/* must restore matrix, clipping and source */
- cairo_restore (ctximage->img);
+ cairo_restore (ctximage->cr);
}
static void cdputimagerect (cdCtxCanvas *ctxcanvas, cdCtxImage *ctximage, int x, int y, int xmin, int xmax, int ymin, int ymax)
@@ -1234,14 +1263,11 @@ static void cdputimagerect (cdCtxCanvas *ctxcanvas, cdCtxImage *ctximage, int x,
/* y is the bottom-left of the image region in CD */
y -= (ymax-ymin+1)-1;
- cairo_reset_clip(ctxcanvas->cr);
cairo_rectangle(ctxcanvas->cr, x, y, xmax-xmin+1, ymax-ymin+1);
cairo_clip(ctxcanvas->cr);
- ymin = (ctximage->h-1) - ymax; /* ymin starts at the bottom of the image in CD, we want ymax, but oriented top-down */
-
/* creates a pattern from the image and sets it as source in the canvas. */
- cairo_set_source_surface(ctxcanvas->cr, cairo_get_target(ctximage->img), xmin, ymin);
+ cairo_set_source_surface(ctxcanvas->cr, cairo_get_target(ctximage->cr), x, y);
cairo_pattern_set_extend (cairo_get_source(ctxcanvas->cr), CAIRO_EXTEND_NONE);
cairo_set_operator (ctxcanvas->cr, CAIRO_OPERATOR_SOURCE);
@@ -1266,7 +1292,6 @@ static void cdscrollarea (cdCtxCanvas *ctxcanvas, int xmin, int xmax, int ymin,
_cdSwapInt(ymin, ymax);
}
- cairo_reset_clip(ctxcanvas->cr);
cairo_rectangle(ctxcanvas->cr, xmin+dx, ymin+dy, xmax-xmin+1, ymax-ymin+1);
cairo_clip(ctxcanvas->cr);
diff --git a/src/cairo/cdcairoctx.h b/src/cairo/cdcairoctx.h
index 7516875..97a8707 100644
--- a/src/cairo/cdcairoctx.h
+++ b/src/cairo/cdcairoctx.h
@@ -18,7 +18,7 @@ struct _cdCtxImage {
double w_mm, h_mm; /* size in mm */
double xres, yres; /* resolution in pixels/mm */
int bpp;
- cairo_t* img;
+ cairo_t* cr;
};
struct _cdCtxCanvas
diff --git a/src/cairo/cdcairodbuf.c b/src/cairo/cdcairodbuf.c
index 4861014..1395e8c 100644
--- a/src/cairo/cdcairodbuf.c
+++ b/src/cairo/cdcairodbuf.c
@@ -60,7 +60,7 @@ static void cdcreatecanvas(cdCanvas* canvas, cdCanvas* canvas_dbuffer)
ctximage = image_dbuffer->ctximage;
/* Init the driver DBuffer */
- ctxcanvas = cdcairoCreateCanvas(canvas, ctximage->img);
+ ctxcanvas = cdcairoCreateCanvas(canvas, ctximage->cr);
if (!ctxcanvas)
return;
diff --git a/src/cairo/cdcairoimg.c b/src/cairo/cdcairoimg.c
index 4eda676..04b3f46 100644
--- a/src/cairo/cdcairoimg.c
+++ b/src/cairo/cdcairoimg.c
@@ -18,7 +18,7 @@ static void cdkillcanvas(cdCtxCanvas* ctxcanvas)
static void cdcreatecanvas(cdCanvas* canvas, void *data)
{
cdCtxImage *ctximage = ((cdImage*)data)->ctximage;
- cdcairoCreateCanvas(canvas, (cairo_t*)ctximage->img);
+ cdcairoCreateCanvas(canvas, (cairo_t*)ctximage->cr);
canvas->w = ctximage->w;
canvas->h = ctximage->h;
canvas->w_mm = ctximage->w_mm;
diff --git a/src/drv/cdirgb.c b/src/drv/cdirgb.c
index 8135fa1..f0eb98e 100644
--- a/src/drv/cdirgb.c
+++ b/src/drv/cdirgb.c
@@ -1341,7 +1341,7 @@ static void cdputimagerectrgba(cdCtxCanvas* ctxcanvas, int iw, int ih, const uns
static void cdputimagerectmap(cdCtxCanvas* ctxcanvas, int iw, int ih, const unsigned char *index, const long int *colors, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
{
- int l, c, xsize, ysize, xpos, ypos, src_offset, dst_offset, rw, rh, pal_size, idx, img_topdown = 0;
+ int l, c, xsize, ysize, xpos, ypos, src_offset, dst_offset, rw, rh, idx, img_topdown = 0;
const unsigned char *src_index;
if (ctxcanvas->canvas->use_matrix)
@@ -1371,22 +1371,6 @@ static void cdputimagerectmap(cdCtxCanvas* ctxcanvas, int iw, int ih, const unsi
rw = xmax-xmin+1;
rh = ymax-ymin+1;
- /* Como nao sabemos o tamanho da palette a priori,
- teremos que ver qual o maior indice usado na imagem. */
- pal_size = 0;
-
- for (l=0; l<ih; l++)
- {
- for (c=0; c<iw; c++)
- {
- idx = index[l*iw + c];
- if (idx > pal_size)
- pal_size = idx;
- }
- }
-
- pal_size++;
-
/* testa se tem que fazer zoom */
if (rw != w || rh != h)
{
diff --git a/src/drv/cdpdf.c b/src/drv/cdpdf.c
index f2c608f..e6f3f73 100644
--- a/src/drv/cdpdf.c
+++ b/src/drv/cdpdf.c
@@ -360,7 +360,7 @@ static void cdfsector(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, do
if (w==h)
{
PDF_moveto(ctxcanvas->pdf, xc, yc);
- PDF_arc(ctxcanvas->pdf, xc, yc, 0.5*w, a1, a2);
+ PDF_arc(ctxcanvas->pdf, xc, yc, 0.5*h, a1, a2);
PDF_fill(ctxcanvas->pdf);
}
else /* Elipse: mudar a escala p/ criar a partir do circulo */
@@ -373,15 +373,7 @@ static void cdfsector(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, do
PDF_moveto(ctxcanvas->pdf, xc, yc);
PDF_arc(ctxcanvas->pdf, xc, yc, 0.5*h, a1, a2);
-
- if (ctxcanvas->canvas->interior_style == CD_SOLID ||
- ctxcanvas->canvas->interior_style == CD_PATTERN)
- PDF_fill(ctxcanvas->pdf);
- else
- {
- PDF_lineto(ctxcanvas->pdf, xc, yc);
- PDF_stroke(ctxcanvas->pdf);
- }
+ PDF_fill(ctxcanvas->pdf);
PDF_restore(ctxcanvas->pdf); /* restore from local */
}
@@ -398,7 +390,7 @@ static void cdfchord(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, dou
if (w==h)
{
- PDF_arc(ctxcanvas->pdf, xc, yc, 0.5*w, a1, a2);
+ PDF_arc(ctxcanvas->pdf, xc, yc, 0.5*h, a1, a2);
PDF_fill_stroke(ctxcanvas->pdf);
}
else /* Elipse: mudar a escala p/ criar a partir do circulo */
@@ -407,9 +399,10 @@ static void cdfchord(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, dou
/* local transform */
PDF_translate(ctxcanvas->pdf, xc, yc);
- PDF_scale(ctxcanvas->pdf, 1, w/h);
+ PDF_scale(ctxcanvas->pdf, w/h, 1);
+ PDF_translate(ctxcanvas->pdf, -xc, -yc);
- PDF_arc(ctxcanvas->pdf, xc, yc, 0.5*w, a1, a2);
+ PDF_arc(ctxcanvas->pdf, xc, yc, 0.5*h, a1, a2);
PDF_fill_stroke(ctxcanvas->pdf);
PDF_restore(ctxcanvas->pdf); /* restore from local */
@@ -964,7 +957,7 @@ static void cdtransform(cdCtxCanvas *ctxcanvas, const double* matrix)
static void cdputimagerectrgb(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
{
- int i, j, d, image, rw, rh, rgb_size;
+ int i, j, d, image, rw, rh, rgb_size, pos;
char options[80];
unsigned char* rgb_data;
@@ -981,9 +974,10 @@ static void cdputimagerectrgb(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsi
for (i=ymax; i>=ymin; i--)
for (j=xmin; j<=xmax; j++)
{
- rgb_data[d] = r[i*iw+j]; d++;
- rgb_data[d] = g[i*iw+j]; d++;
- rgb_data[d] = b[i*iw+j]; d++;
+ pos = i*iw+j;
+ rgb_data[d] = r[pos]; d++;
+ rgb_data[d] = g[pos]; d++;
+ rgb_data[d] = b[pos]; d++;
}
PDF_create_pvf(ctxcanvas->pdf, "cd_raw_rgb", 0, rgb_data, rgb_size, "");
@@ -1000,7 +994,7 @@ static void cdputimagerectrgb(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsi
static void cdputimagerectrgba(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, const unsigned char *a, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
{
- int i, j, d, image, image_mask, rw, rh, alpha_size, rgb_size;
+ int i, j, d, image, image_mask, rw, rh, alpha_size, rgb_size, pos;
char options[80];
unsigned char *rgb_data, *alpha_data;
@@ -1017,9 +1011,10 @@ static void cdputimagerectrgba(cdCtxCanvas *ctxcanvas, int iw, int ih, const uns
for (i=ymax; i>=ymin; i--)
for (j=xmin; j<=xmax; j++)
{
- rgb_data[d] = r[i*iw+j]; d++;
- rgb_data[d] = g[i*iw+j]; d++;
- rgb_data[d] = b[i*iw+j]; d++;
+ pos = i*iw+j;
+ rgb_data[d] = r[pos]; d++;
+ rgb_data[d] = g[pos]; d++;
+ rgb_data[d] = b[pos]; d++;
}
alpha_size = rw*rh;
@@ -1030,7 +1025,8 @@ static void cdputimagerectrgba(cdCtxCanvas *ctxcanvas, int iw, int ih, const uns
for (i=ymax; i>=ymin; i--)
for (j=xmin; j<=xmax; j++)
{
- alpha_data[d] = a[i*iw+j]; d++;
+ pos = i*iw+j;
+ alpha_data[d] = a[pos]; d++;
}
PDF_create_pvf(ctxcanvas->pdf, "cd_raw_rgb", 0, rgb_data, rgb_size, "");
@@ -1053,9 +1049,10 @@ static void cdputimagerectrgba(cdCtxCanvas *ctxcanvas, int iw, int ih, const uns
static void cdputimagerectmap(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsigned char *index, const long int *colors, int x, int y, int w, int h, int xmin, int xmax, int ymin, int ymax)
{
- int i, j, d, rw, rh, image, rgb_size;
+ int i, j, d, rw, rh, image, rgb_size, pos;
char options[80];
unsigned char* rgb_data;
+ unsigned char r, g, b;
if (xmin<0 || ymin<0 || xmax-xmin+1>iw || ymax-ymin+1>ih) return;
@@ -1070,8 +1067,8 @@ static void cdputimagerectmap(cdCtxCanvas *ctxcanvas, int iw, int ih, const unsi
for (i=ymax; i>=ymin; i--)
for (j=xmin; j<=xmax; j++)
{
- unsigned char r, g, b;
- cdDecodeColor(colors[index[i*iw+j]], &r, &g, &b);
+ pos = i*iw+j;
+ cdDecodeColor(colors[index[pos]], &r, &g, &b);
rgb_data[d] = r; d++;
rgb_data[d] = g; d++;
rgb_data[d] = b; d++;
diff --git a/src/gdiplus/cdwinp.cpp b/src/gdiplus/cdwinp.cpp
index aba6c1e..ea14628 100644
--- a/src/gdiplus/cdwinp.cpp
+++ b/src/gdiplus/cdwinp.cpp
@@ -598,7 +598,7 @@ static void cdwpFixAngles(cdCtxCanvas* ctxcanvas, double *angle1, double *angle2
{
if (ctxcanvas->canvas->invert_yaxis)
{
- // GDI+ angle are clock-wise by default
+ // GDI+ angles are clock-wise by default
*angle1 *= -1;
*angle2 *= -1;
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-11-04 00:28:30 +0000