static void
svg_dev_clip_text(fz_context *ctx, fz_device *dev, fz_text *text, const fz_matrix *ctm)
{
svg_device *sdev = (svg_device*)dev;
fz_output *out = sdev->out;
fz_rect bounds;
int num = sdev->id++;
float white[3] = { 1, 1, 1 };
font *fnt;
fz_text_span *span;
fz_bound_text(ctx, text, NULL, ctm, &bounds);
out = start_def(ctx, sdev);
fz_printf(ctx, out, "<mask id=\"ma%d\" x=\"%g\" y=\"%g\" width=\"%g\" height=\"%g\" maskUnits=\"userSpaceOnUse\" maskContentUnits=\"userSpaceOnUse\">\n",
num, bounds.x0, bounds.y0, bounds.x1 - bounds.x0, bounds.y1 - bounds.y0);
fz_printf(ctx, out, "<text");
svg_dev_fill_color(ctx, sdev, fz_device_rgb(ctx), white, 0.0f);
svg_dev_text(ctx, sdev, ctm, text);
for (span = text->head; span; span = span->next)
{
fnt = svg_dev_text_span_as_paths_defs(ctx, dev, span, ctm);
svg_dev_text_span_as_paths_fill(ctx, dev, span, ctm, fz_device_rgb(ctx), white, 1.0f, fnt);
}
fz_printf(ctx, out, "</mask>\n");
out = end_def(ctx, sdev);
fz_printf(ctx, out, "<g mask=\"url(#ma%d)\">\n", num);
}
static void
svg_dev_clip_text(fz_device *dev, fz_text *text, const fz_matrix *ctm, int accumulate)
{
svg_device *sdev = dev->user;
fz_output *out = sdev->out;
fz_context *ctx = dev->ctx;
fz_rect bounds;
int num = sdev->id++;
float white[3] = { 1, 1, 1 };
font *fnt;
fz_bound_text(ctx, text, NULL, ctm, &bounds);
out = start_def(sdev);
fz_printf(out, "<mask id=\"ma%d\" x=\"%g\" y=\"%g\" width=\"%g\" height=\"%g\" maskUnits=\"userSpaceOnUse\" maskContentUnits=\"userSpaceOnUse\">\n",
num, bounds.x0, bounds.y0, bounds.x1 - bounds.x0, bounds.y1 - bounds.y0);
fz_printf(out, "<text");
svg_dev_fill_color(sdev, fz_device_rgb(ctx), white, 0.0f);
svg_dev_text(sdev, ctm, text);
fnt = svg_dev_text_as_paths_defs(dev, text, ctm);
svg_dev_text_as_paths_fill(dev, text, ctm, fz_device_rgb(ctx), white, 1.0f, fnt);
fz_printf(out, "</mask>\n");
out = end_def(sdev);
fz_printf(out, "<g mask=\"url(#ma%d)\">\n", num);
}
static void
svg_dev_fill_text(fz_device *dev, fz_text *text, const fz_matrix *ctm,
fz_colorspace *colorspace, float *color, float alpha)
{
svg_device *sdev = dev->user;
fz_output *out = sdev->out;
fz_printf(out, "<text");
svg_dev_fill_color(sdev, colorspace, color, alpha);
svg_dev_text(sdev, ctm, text);
}
static void
svg_dev_ignore_text(fz_device *dev, fz_text *text, const fz_matrix *ctm)
{
svg_device *sdev = dev->user;
fz_output *out = sdev->out;
float black[3] = { 0, 0, 0};
fz_printf(out, "<text");
svg_dev_fill_color(sdev, fz_device_rgb(sdev->ctx), black, 0.0f);
svg_dev_text(sdev, ctm, text);
}
static void
svg_dev_stroke_text(fz_device *dev, fz_text *text, fz_stroke_state *stroke, const fz_matrix *ctm,
fz_colorspace *colorspace, float *color, float alpha)
{
svg_device *sdev = dev->user;
fz_output *out = sdev->out;
font *fnt;
fz_printf(out, "<text");
svg_dev_fill_color(sdev, colorspace, color, 0.0f);
svg_dev_text(sdev, ctm, text);
fnt = svg_dev_text_as_paths_defs(dev, text, ctm);
svg_dev_text_as_paths_stroke(dev, text, stroke, ctm, colorspace, color, alpha, fnt);
}
static void
svg_dev_fill_path(fz_context *ctx, fz_device *dev, fz_path *path, int even_odd, const fz_matrix *ctm,
fz_colorspace *colorspace, float *color, float alpha)
{
svg_device *sdev = (svg_device*)dev;
fz_output *out = sdev->out;
fz_printf(ctx, out, "<path");
svg_dev_ctm(ctx, sdev, ctm);
svg_dev_path(ctx, sdev, path);
svg_dev_fill_color(ctx, sdev, colorspace, color, alpha);
if (even_odd)
fz_printf(ctx, out, " fill-rule=\"evenodd\"");
fz_printf(ctx, out, "/>\n");
}
static void
svg_dev_ignore_text(fz_context *ctx, fz_device *dev, const fz_text *text, const fz_matrix *ctm)
{
svg_device *sdev = (svg_device*)dev;
fz_output *out = sdev->out;
fz_text_span *span;
float black[3] = { 0, 0, 0};
for (span = text->head; span; span = span->next)
{
fz_printf(ctx, out, "<text");
svg_dev_fill_color(ctx, sdev, fz_device_rgb(ctx), black, 0.0f);
svg_dev_text_span(ctx, sdev, ctm, span);
}
}
static void
svg_dev_fill_image_mask(fz_context *ctx, fz_device *dev, fz_image *image, const fz_matrix *ctm,
fz_colorspace *colorspace, const float *color, float alpha)
{
svg_device *sdev = (svg_device*)dev;
fz_compressed_buffer *buffer;
fz_output *out;
fz_matrix local_ctm = *ctm;
fz_matrix scale = { 0 };
int mask = sdev->id++;
scale.a = 1.0f / image->w;
scale.d = 1.0f / image->h;
fz_concat(&local_ctm, &scale, ctm);
out = start_def(ctx, sdev);
fz_printf(ctx, out, "<mask id=\"ma%d\"><image", mask);
fz_printf(ctx, out, " width=\"%dpx\" height=\"%dpx\" xlink:href=\"data:", image->w, image->h);
buffer = fz_compressed_image_buffer(ctx, image);
switch (buffer == NULL ? FZ_IMAGE_JPX : buffer->params.type)
{
case FZ_IMAGE_JPEG:
fz_printf(ctx, out, "image/jpeg;base64,");
send_data_base64(ctx, out, buffer->buffer);
break;
case FZ_IMAGE_PNG:
fz_printf(ctx, out, "image/png;base64,");
send_data_base64(ctx, out, buffer->buffer);
break;
default:
{
fz_buffer *buf = fz_new_buffer_from_image_as_png(ctx, image);
fz_printf(ctx, out, "image/png;base64,");
send_data_base64(ctx, out, buf);
fz_drop_buffer(ctx, buf);
break;
}
}
fz_printf(ctx, out, "\"/></mask>\n");
out = end_def(ctx, sdev);
fz_printf(ctx, out, "<rect x=\"0\" y=\"0\" width=\"%d\" height=\"%d\"", image->w, image->h);
svg_dev_fill_color(ctx, sdev, colorspace, color, alpha);
svg_dev_ctm(ctx, sdev, &local_ctm);
fz_printf(ctx, out, " mask=\"url(#ma%d)\"/>\n", mask);
}
static void
svg_dev_stroke_text(fz_context *ctx, fz_device *dev, fz_text *text, fz_stroke_state *stroke, const fz_matrix *ctm,
fz_colorspace *colorspace, float *color, float alpha)
{
svg_device *sdev = (svg_device*)dev;
fz_output *out = sdev->out;
font *fnt;
fz_text_span *span;
fz_printf(ctx, out, "<text");
svg_dev_fill_color(ctx, sdev, colorspace, color, 0.0f);
svg_dev_text(ctx, sdev, ctm, text);
for (span = text->head; span; span = span->next)
{
fnt = svg_dev_text_span_as_paths_defs(ctx, dev, span, ctm);
svg_dev_text_span_as_paths_stroke(ctx, dev, span, stroke, ctm, colorspace, color, alpha, fnt);
}
}
static void
svg_dev_text_span_as_paths_fill(fz_context *ctx, fz_device *dev, fz_text_span *span, const fz_matrix *ctm,
fz_colorspace *colorspace, float *color, float alpha, font *fnt)
{
svg_device *sdev = (svg_device*)dev;
fz_output *out = sdev->out;
fz_matrix local_trm, local_trm2;
int i;
fz_matrix shift = { 1, 0, 0, 1, 0, 0};
/* Rely on the fact that trm.{e,f} == 0 */
local_trm.a = span->trm.a;
local_trm.b = span->trm.b;
local_trm.c = span->trm.c;
local_trm.d = span->trm.d;
local_trm.e = 0;
local_trm.f = 0;
for (i=0; i < span->len; i++)
{
fz_text_item *it = &span->items[i];
int gid = it->gid;
if (gid < 0)
continue;
shift.e = fnt->sentlist[gid].x_off;
shift.f = fnt->sentlist[gid].y_off;
local_trm.e = it->x;
local_trm.f = it->y;
fz_concat(&local_trm2, &local_trm, ctm);
fz_concat(&local_trm2, &shift, &local_trm2);
fz_printf(ctx, out, "<use xlink:href=\"#font_%x_%x\"", fnt->id, gid);
svg_dev_ctm(ctx, sdev, &local_trm2);
svg_dev_fill_color(ctx, sdev, colorspace, color, alpha);
fz_printf(ctx, out, "/>\n");
}
}
