Attachment 8723 Details for Bug 9983 – Minimal test case

Minimal test case

testcase.c (text/x-csrc), 2.76 KB, created by Mathias Hasselmann on 2007-02-15 08:52:58 UTC

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Filename:

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Creator: Mathias Hasselmann

Created: 2007-02-15 08:52:58 UTC

Size: 2.76 KB

patch

obsolete

>#include <cairo-pdf.h>
>#include <cairo-ps.h>
>
>#include <math.h>
>#include <stdio.h>
>#include <stdio.h>
>
>#define PAPER_WIDTH_PT          841.9
>#define PAPER_HEIGHT_PT         595.2
>
>#define PAPER_WIDTH_PX          3508
>#define PAPER_HEIGHT_PX         2480
>
>cairo_pattern_t *pattern;
>
>double width = 1467;
>double height = 2127;
>double sx = 0.989879, sy = 0.989879;
>double ix = -741, iy = -1074.37;
>int orientation = 0;
>float opacity = 1.0;
>
>static void render_image(cairo_t *cr)
>{
>    cairo_save(cr);
>
>    cairo_translate(cr, width/2, height/2);
>    cairo_rotate(cr, M_PI * orientation/180);
>
>    cairo_scale(cr, sx, sy);
>    cairo_translate(cr, ix, iy);
>
>    cairo_set_source(cr, pattern);
>
>    if (opacity < 1.0) {
>        cairo_paint_with_alpha(cr, opacity);
>    } else {
>        cairo_paint(cr);
>    }
>
>    cairo_restore(cr);
>}
>
>static void render_item(cairo_t *cr)
>{
>    cairo_save(cr);
>    cairo_translate(cr, 71, 59);
>
>    cairo_matrix_t global_matrix;
>    cairo_get_matrix(cr, &global_matrix);
>
>    cairo_matrix_t item_matrix;
>    cairo_matrix_init(&item_matrix, 1, 0, 0, 1, 0, 0);
>    cairo_matrix_multiply(&item_matrix, &item_matrix, &global_matrix);
>    cairo_matrix_translate(&item_matrix, 116.5, 117.5);
>    
>    cairo_save(cr);
>    render_image(cr);
>    cairo_restore(cr);
>
>    cairo_restore(cr);
>}
>
>static void render_page(cairo_t *cr)
>{
>    cairo_save(cr);
>
>    cairo_set_source_rgb(cr, 1.0, 1.0, 0.8);
>    cairo_rectangle(cr, 0, 0, PAPER_WIDTH_PX, PAPER_HEIGHT_PX);
>    cairo_fill(cr);
>
>    render_item(cr);
>
>    cairo_restore(cr);
>}
>
>static void render_document(cairo_surface_t *surface)
>{
>    cairo_surface_set_fallback_resolution(surface, 300, 300);
>
>    cairo_t *cr = cairo_create(surface);
>
>    cairo_scale(cr,
>        PAPER_WIDTH_PT / PAPER_WIDTH_PX,
>        PAPER_HEIGHT_PT / PAPER_HEIGHT_PX);
>    
>    render_page(cr);
>    cairo_show_page(cr);
>    cairo_destroy(cr);
>}
>
>int main() {
>    cairo_surface_t *image;
>    cairo_surface_t *surface;
>
>    puts(cairo_version_string());
>
>    image = cairo_image_surface_create_from_png("input.png");
>
>    pattern = cairo_pattern_create_for_surface(image);
>    cairo_pattern_set_extend(pattern, CAIRO_EXTEND_NONE);
>    cairo_pattern_set_filter(pattern, CAIRO_FILTER_BEST);
>
>    surface = cairo_pdf_surface_create("output.pdf", PAPER_WIDTH_PT, PAPER_HEIGHT_PT);
>    render_document(surface);
>    cairo_surface_destroy(surface);
>
>    surface = cairo_ps_surface_create("output.ps", PAPER_WIDTH_PT, PAPER_HEIGHT_PT);
>    render_document(surface);
>    cairo_surface_destroy(surface);
>
>    surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 800, 600);
>    render_document(surface);
>    cairo_surface_write_to_png(surface, "output.png");
>    cairo_surface_destroy(surface);
>
>    cairo_pattern_destroy(pattern);
>    cairo_surface_destroy(image);
>
>    return 0;
>}

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Attachments on bug 9983: 8712 | 8713 | 8721 | 8723 | 8724 | 8725 | 8726 | 8947

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