140 lines
4.0 KiB
Plaintext
140 lines
4.0 KiB
Plaintext
$OpenBSD: patch-src_poppler-gdk_h,v 1.1 2011/11/26 19:47:40 kili Exp $
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Fix for poppler-0.18. Patch gyped from archlinux.
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--- src/poppler-gdk.h.orig Thu Nov 17 19:35:27 2011
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+++ src/poppler-gdk.h Thu Nov 17 19:35:27 2011
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@@ -0,0 +1,132 @@
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+#include <goo/gtypes.h>
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+
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+static void
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+copy_cairo_surface_to_pixbuf (cairo_surface_t *surface,
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+ GdkPixbuf *pixbuf)
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+{
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+ int cairo_width, cairo_height, cairo_rowstride;
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+ unsigned char *pixbuf_data, *dst, *cairo_data;
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+ int pixbuf_rowstride, pixbuf_n_channels;
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+ unsigned int *src;
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+ int x, y;
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+
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+ cairo_width = cairo_image_surface_get_width (surface);
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+ cairo_height = cairo_image_surface_get_height (surface);
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+ cairo_rowstride = cairo_image_surface_get_stride (surface);
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+ cairo_data = cairo_image_surface_get_data (surface);
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+
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+ pixbuf_data = gdk_pixbuf_get_pixels (pixbuf);
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+ pixbuf_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
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+ pixbuf_n_channels = gdk_pixbuf_get_n_channels (pixbuf);
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+
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+ if (cairo_width > gdk_pixbuf_get_width (pixbuf))
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+ cairo_width = gdk_pixbuf_get_width (pixbuf);
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+ if (cairo_height > gdk_pixbuf_get_height (pixbuf))
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+ cairo_height = gdk_pixbuf_get_height (pixbuf);
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+ for (y = 0; y < cairo_height; y++)
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+ {
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+ src = (unsigned int *) (cairo_data + y * cairo_rowstride);
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+ dst = pixbuf_data + y * pixbuf_rowstride;
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+ for (x = 0; x < cairo_width; x++)
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+ {
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+ dst[0] = (*src >> 16) & 0xff;
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+ dst[1] = (*src >> 8) & 0xff;
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+ dst[2] = (*src >> 0) & 0xff;
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+ if (pixbuf_n_channels == 4)
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+ dst[3] = (*src >> 24) & 0xff;
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+ dst += pixbuf_n_channels;
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+ src++;
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+ }
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+ }
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+}
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+
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+static void
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+_poppler_page_render_to_pixbuf (PopplerPage *page,
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+ int src_x, int src_y,
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+ int src_width, int src_height,
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+ double scale,
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+ int rotation,
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+ GBool printing,
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+ GdkPixbuf *pixbuf)
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+{
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+ cairo_t *cr;
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+ cairo_surface_t *surface;
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+
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+ surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
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+ src_width, src_height);
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+ cr = cairo_create (surface);
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+ cairo_save (cr);
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+ switch (rotation) {
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+ case 90:
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+ cairo_translate (cr, src_x + src_width, -src_y);
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+ break;
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+ case 180:
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+ cairo_translate (cr, src_x + src_width, src_y + src_height);
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+ break;
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+ case 270:
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+ cairo_translate (cr, -src_x, src_y + src_height);
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+ break;
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+ default:
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+ cairo_translate (cr, -src_x, -src_y);
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+ }
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+
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+ if (scale != 1.0)
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+ cairo_scale (cr, scale, scale);
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+
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+ if (rotation != 0)
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+ cairo_rotate (cr, rotation * G_PI / 180.0);
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+
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+ if (printing)
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+ poppler_page_render_for_printing (page, cr);
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+ else
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+ poppler_page_render (page, cr);
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+ cairo_restore (cr);
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+
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+ cairo_set_operator (cr, CAIRO_OPERATOR_DEST_OVER);
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+ cairo_set_source_rgb (cr, 1., 1., 1.);
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+ cairo_paint (cr);
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+
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+ cairo_destroy (cr);
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+
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+ copy_cairo_surface_to_pixbuf (surface, pixbuf);
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+ cairo_surface_destroy (surface);
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+}
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+
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+/**
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+ * poppler_page_render_to_pixbuf:
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+ * @page: the page to render from
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+ * @src_x: x coordinate of upper left corner
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+ * @src_y: y coordinate of upper left corner
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+ * @src_width: width of rectangle to render
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+ * @src_height: height of rectangle to render
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+ * @scale: scale specified as pixels per point
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+ * @rotation: rotate the document by the specified degree
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+ * @pixbuf: pixbuf to render into
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+ *
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+ * First scale the document to match the specified pixels per point,
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+ * then render the rectangle given by the upper left corner at
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+ * (src_x, src_y) and src_width and src_height.
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+ * This function is for rendering a page that will be displayed.
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+ * If you want to render a page that will be printed use
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+ * poppler_page_render_to_pixbuf_for_printing() instead
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+ *
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+ * Deprecated: 0.16
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+ **/
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+void
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+poppler_page_render_to_pixbuf (PopplerPage *page,
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+ int src_x, int src_y,
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+ int src_width, int src_height,
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+ double scale,
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+ int rotation,
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+ GdkPixbuf *pixbuf)
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+{
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+ g_return_if_fail (POPPLER_IS_PAGE (page));
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+ g_return_if_fail (scale > 0.0);
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+ g_return_if_fail (pixbuf != NULL);
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+
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+ _poppler_page_render_to_pixbuf (page, src_x, src_y,
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+ src_width, src_height,
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+ scale, rotation,
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+ gFalse,
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+ pixbuf);
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+}
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