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Merge branch 'CairoGraphics' into 'master'
Cairo Graphics support with C-Example See merge request redox-os/cookbook!197
This commit is contained in:
Jeremy Soller
commit
574b12be63
43
recipes/cairo/recipe.sh
Executable file
43
recipes/cairo/recipe.sh
Executable file
@ -0,0 +1,43 @@
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VERSION="1.16.0"
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TAR=https://www.cairographics.org/releases/cairo-$VERSION.tar.xz
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BUILD_DEPENDS=(zlib pixman freetype libpng)
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function recipe_version {
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echo "$VERSION"
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skip=1
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}
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function recipe_update {
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echo "skipping update"
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skip=1
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}
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function recipe_build {
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#Workaround to disable the not redox compatible tests
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printf "all:\n\ninstall:\n" > ./test/Makefile.in
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printf "all:\n\ninstall:\n" > ./perf/Makefile.in
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sysroot="$(realpath ../sysroot)"
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export LDFLAGS="-L$sysroot/lib"
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export CPPFLAGS="-I$sysroot/include"
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CFLAGS="-DCAIRO_NO_MUTEX=1" ./configure --host=${HOST} --prefix=/ --enable-xlib=no --enable-script=no --enable-interpreter=no
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make
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skip=1
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}
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function recipe_test {
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echo "skipping test"
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skip=1
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}
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function recipe_clean {
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make clean
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skip=1
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}
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function recipe_stage {
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echo "skipping stage"
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dest="$(realpath $1)"
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make DESTDIR="$dest" install
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skip=1
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}
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129
recipes/cairodemo/cairodemo.c
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129
recipes/cairodemo/cairodemo.c
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#include <stdint.h>
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#include <math.h>
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#include <stdlib.h>
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#include <cairo/cairo.h>
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#include <orbital.h>
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#ifndef M_PI
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#define M_PI 3.14159265
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#endif
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static int width = 800;
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static int height = 600;
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static void
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travel_path (cairo_t *cr)
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{
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cairo_pattern_t *pat;
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pat = cairo_pattern_create_linear (0.0, 0.0, 0.0, 256.0);
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cairo_pattern_add_color_stop_rgba (pat, 1, 0, 0, 0, 1);
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cairo_pattern_add_color_stop_rgba (pat, 0, 1, 1, 1, 1);
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cairo_rectangle (cr, 0, 0, 256, 256);
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cairo_set_source (cr, pat);
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cairo_fill (cr);
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cairo_pattern_destroy (pat);
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pat = cairo_pattern_create_radial (115.2, 102.4, 25.6,
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102.4, 102.4, 128.0);
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cairo_pattern_add_color_stop_rgba (pat, 0, 1, 1, 1, 1);
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cairo_pattern_add_color_stop_rgba (pat, 1, 0, 0, 0, 1);
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cairo_set_source (cr, pat);
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cairo_arc (cr, 128.0, 128.0, 76.8, 0, 2 * M_PI);
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cairo_fill (cr);
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cairo_pattern_destroy (pat);
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double x = 305.6, /* parameters like cairo_rectangle */
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y = 25.6,
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width = 204.8,
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height = 204.8,
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aspect = 1.0, /* aspect ratio */
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corner_radius = height / 10.0; /* and corner curvature radius */
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double radius = corner_radius / aspect;
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double degrees = M_PI / 180.0;
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cairo_new_sub_path (cr);
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cairo_arc (cr, x + width - radius, y + radius, radius, -90 * degrees, 0 * degrees);
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cairo_arc (cr, x + width - radius, y + height - radius, radius, 0 * degrees, 90 * degrees);
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cairo_arc (cr, x + radius, y + height - radius, radius, 90 * degrees, 180 * degrees);
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cairo_arc (cr, x + radius, y + radius, radius, 180 * degrees, 270 * degrees);
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cairo_close_path (cr);
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cairo_set_source_rgb (cr, 0.5, 0.5, 1);
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cairo_fill_preserve (cr);
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cairo_set_source_rgba (cr, 0.5, 0, 0, 0.5);
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cairo_set_line_width (cr, 10.0);
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cairo_stroke (cr);
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double xc = 128.0;
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double yc = 128.0;
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radius = 100.0;
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double angle1 = 45.0 * (M_PI/180.0); /* angles are specified */
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double angle2 = 180.0 * (M_PI/180.0); /* in radians */
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cairo_set_line_width (cr, 10.0);
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cairo_arc (cr, xc, yc, radius, angle1, angle2);
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cairo_stroke (cr);
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/* draw helping lines */
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cairo_set_source_rgba (cr, 1, 0.2, 0.2, 0.6);
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cairo_set_line_width (cr, 6.0);
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cairo_arc (cr, xc, yc, 10.0, 0, 2*M_PI);
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cairo_fill (cr);
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cairo_arc (cr, xc, yc, radius, angle1, angle1);
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cairo_line_to (cr, xc, yc);
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cairo_arc (cr, xc, yc, radius, angle2, angle2);
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cairo_line_to (cr, xc, yc);
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cairo_stroke (cr);
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}
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static void
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draw (cairo_surface_t *surface)
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{
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cairo_t *cr;
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cr = cairo_create (surface);
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travel_path (cr);
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cairo_destroy (cr);
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}
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int
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main(int argc, char *argv[])
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{
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void * window = orb_window_new(-1, -1, width, height, "CairoDemo");
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//Cairo
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uint32_t * frame_data = orb_window_data(window);
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cairo_surface_t *surface = cairo_image_surface_create_for_data((uint8_t*) frame_data, CAIRO_FORMAT_ARGB32, width, height, cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, width));
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cairo_create(surface);
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draw (surface);
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orb_window_sync(window);
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char running = 1;
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while (running) {
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void * event_iter = orb_window_events(window);
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OrbEventOption event_option;
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do {
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event_option = orb_events_next(event_iter);
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switch (event_option.tag) {
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case OrbEventOption_Quit:
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running = 0;
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break;
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default:
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break;
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}
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} while (running && event_option.tag != OrbEventOption_None);
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orb_events_destroy(event_iter);
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}
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orb_window_destroy(window);
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return 0; /* ANSI C requires main to return int. */
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}
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44
recipes/cairodemo/recipe.sh
Executable file
44
recipes/cairodemo/recipe.sh
Executable file
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BUILD_DEPENDS=(liborbital cairo pixman zlib libpng freetype)
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function recipe_version {
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printf "1.0.0"
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skip=1
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}
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function recipe_update {
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echo "skipping update"
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skip=1
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}
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function recipe_prepare {
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rm -rf source
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mkdir source
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cp cairodemo.c source
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}
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function recipe_build {
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sysroot="$(realpath ../sysroot)"
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export LDFLAGS="-L$sysroot/lib"
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export CPPFLAGS="-I$sysroot/include"
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set -x
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"${CXX}" -I "$sysroot/include" -L "$sysroot/lib" cairodemo.c -o cairodemo -lorbital -lcairo -lpixman-1 -lfreetype -lpng -lz -Wl,--whole-archive -lpthread -Wl,--no-whole-archive -lm
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set +x
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skip=1
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}
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function recipe_test {
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echo "skipping test"
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skip=1
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}
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function recipe_clean {
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make clean
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skip=1
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}
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function recipe_stage {
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dest="$(realpath $1)"
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mkdir -pv "$dest/bin"
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cp -v "cairodemo" "$dest/bin/cairodemo"
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skip=1
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}
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@ -16,7 +16,7 @@ function recipe_build {
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sysroot="$(realpath ../sysroot)"
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export LDFLAGS="-L$sysroot/lib"
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export CPPFLAGS="-I$sysroot/include"
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./autogen.sh
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#./autogen.sh
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chmod +w config.sub
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wget -O config.sub http://git.savannah.gnu.org/cgit/config.git/plain/config.sub
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./configure --host=${HOST} --prefix='/'
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36
recipes/pixman/recipe.sh
Executable file
36
recipes/pixman/recipe.sh
Executable file
@ -0,0 +1,36 @@
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VERSION="0.36.0"
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TAR=https://www.cairographics.org/releases/pixman-$VERSION.tar.gz
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function recipe_version {
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echo "$VERSION"
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skip=1
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}
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function recipe_update {
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echo "skipping update"
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skip=1
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}
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function recipe_build {
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sysroot="$(realpath ../sysroot)"
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./configure --host=${HOST} --prefix=/
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make -j"$(nproc)"
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skip=1
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}
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function recipe_test {
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echo "skipping test"
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skip=1
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}
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function recipe_clean {
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make clean
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skip=1
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}
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function recipe_stage {
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echo "skipping stage"
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dest="$(realpath $1)"
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make DESTDIR="$dest" install
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skip=1
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}
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