/* gnu_java_awt_peer_gtk_GdkGraphics2d.c
- Copyright (C) 2003 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2004 Free Software Foundation, Inc.
This file is part of GNU Classpath.
#define NSA_DEL_G2D_PTR(env, obj) \
remove_state_slot (env, obj, native_graphics2d_state_table)
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_initStaticState
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_initStaticState
(JNIEnv *env, jclass clazz)
{
gdk_threads_enter();
g_assert (draw != NULL);
g_assert (win != NULL);
- if (GTK_IS_WINDOW (widget))
- {
- *win = find_gtk_layout (widget)->bin_window;
- }
- else if (GTK_IS_LAYOUT (widget))
- {
- *win = GTK_LAYOUT (widget)->bin_window;
- }
- else
- {
- *win = widget->window;
- }
+ *win = widget->window;
*draw = *win;
gdk_window_get_internal_paint_info (*win, draw, 0, 0);
gr->debug = (gboolean)(getenv("DEBUGJ2D") != NULL);
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_copyState
+static void
+realize_cb (GtkWidget *widget, jobject peer)
+{
+ gdk_threads_leave ();
+
+ (*gdk_env)->CallVoidMethod (gdk_env, peer, initComponentGraphics2DID);
+
+ gdk_threads_enter ();
+}
+
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_copyState
(JNIEnv *env, jobject obj, jobject old)
{
struct graphics2d *g = NULL, *g_old = NULL;
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_initState__II
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_initState__II
(JNIEnv *env, jobject obj, jint width, jint height)
{
struct graphics2d *gr;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_gdkDrawDrawable
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_gdkDrawDrawable
(JNIEnv *env, jobject self, jobject other, jint x, jint y)
{
struct graphics2d *src = NULL, *dst = NULL;
gint s_height, s_width, d_height, d_width, height, width;
cairo_matrix_t *matrix;
- GdkGC *gc;
cairo_operator_t tmp_op;
gdk_threads_enter();
begin_drawing_operation(dst);
- gdk_flush();
+ /* gdk_flush(); */
gdk_drawable_get_size (src->drawable, &s_width, &s_height);
gdk_drawable_get_size (dst->drawable, &d_width, &d_height);
gdk_threads_leave();
}
-static jintArray
-current_colors_of_widget (GtkWidget *widget, JNIEnv *env)
-{
- GdkColor color;
- jintArray array;
- jint *rgb;
-
- g_assert (widget != NULL);
- g_assert (env != NULL);
-
- color = widget->style->fg[GTK_STATE_NORMAL];
- array = (*env)->NewIntArray (env, 6);
-
- rgb = (*env)->GetIntArrayElements (env, array, NULL);
- rgb[0] = color.red >> 8;
- rgb[1] = color.green >> 8;
- rgb[2] = color.blue >> 8;
-
- color = widget->style->bg[GTK_STATE_NORMAL];
- rgb[3] = color.red >> 8;
- rgb[4] = color.green >> 8;
- rgb[5] = color.blue >> 8;
-
- (*env)->ReleaseIntArrayElements (env, array, rgb, 0);
-
- return array;
-}
-
-JNIEXPORT jintArray JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_initState__Lgnu_java_awt_peer_gtk_GtkComponentPeer_2
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_initState__Lgnu_java_awt_peer_gtk_GtkComponentPeer_2
(JNIEnv *env, jobject obj, jobject peer)
{
struct graphics2d *gr = NULL;
GtkWidget *widget = NULL;
void *ptr = NULL;
- jintArray color;
gdk_threads_enter();
if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
else
init_graphics2d_as_pixbuf (gr);
- color = current_colors_of_widget (widget, env);
-
NSA_SET_G2D_PTR (env, obj, gr);
gdk_threads_leave();
- return color;
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_dispose
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_connectSignals
+ (JNIEnv *env, jobject obj, jobject peer)
+{
+ void *ptr;
+
+ ptr = NSA_GET_PTR (env, peer);
+
+ gdk_threads_enter ();
+
+ g_signal_connect_after (G_OBJECT (ptr), "realize",
+ G_CALLBACK (realize_cb), obj);
+
+ gdk_threads_leave ();
+}
+
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_dispose
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_setGradient
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_setGradient
(JNIEnv *env, jobject obj,
jdouble x1, jdouble y1,
jdouble x2, jdouble y2,
negate offsets. oh well.
*/
-
- double a = (x2 - x1 == 0.) ? 0. : ((cyclic ? 3.0 : 2.0) / (x2 - x1));
- double c = (y2 - y1 == 0.) ? 0. : (1. / (y2 - y1));
- double dx = (x1 == 0.) ? 0. : 1. / x1;
- double dy = (y1 == 0.) ? 0. : 1. / y1;
-
- cairo_matrix_set_affine (mat,
- a, 0.,
- c, 0.,
- dx, dy);
-
- cairo_surface_set_matrix (surf, mat);
- cairo_matrix_destroy (mat);
- cairo_surface_set_filter (surf, CAIRO_FILTER_BILINEAR);
+ {
+ double a = (x2 - x1 == 0.) ? 0. : ((cyclic ? 3.0 : 2.0) / (x2 - x1));
+ double c = (y2 - y1 == 0.) ? 0. : (1. / (y2 - y1));
+ double dx = (x1 == 0.) ? 0. : 1. / x1;
+ double dy = (y1 == 0.) ? 0. : 1. / y1;
+
+ cairo_matrix_set_affine (mat,
+ a, 0.,
+ c, 0.,
+ dx, dy);
+
+ cairo_surface_set_matrix (surf, mat);
+ cairo_matrix_destroy (mat);
+ cairo_surface_set_filter (surf, CAIRO_FILTER_BILINEAR);
+ }
/* FIXME: repeating gradients (not to mention hold gradients) don't seem to work. */
/* cairo_surface_set_repeat (surf, cyclic ? 1 : 0); */
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_setTexturePixels
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_setTexturePixels
(JNIEnv *env, jobject obj, jintArray jarr, jint w, jint h, jint stride)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_drawPixels
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_drawPixels
(JNIEnv *env, jobject obj, jintArray java_pixels,
jint w, jint h, jint stride, jdoubleArray java_matrix)
{
native_matrix[4], native_matrix[5]);
cairo_surface_set_matrix (surf, mat);
cairo_surface_set_filter (surf, cairo_surface_get_filter(gr->surface));
+
cairo_show_surface (gr->cr, surf, w, h);
cairo_matrix_destroy (mat);
cairo_surface_destroy (surf);
gdk_threads_leave();
}
-JNIEXPORT jintArray JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_getImagePixels
+JNIEXPORT jintArray JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_getImagePixels
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
gint bits_per_sample = 8;
gboolean has_alpha = TRUE;
gint total_channels = 4;
- jint i, px;
+ jint i;
gdk_threads_enter();
- if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
+ if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return NULL; }
gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
g_assert (gr != NULL);
width, height);
native_pixels= gdk_pixbuf_get_pixels (buf);
-
-
- /* NOTE: The pixels we got in the pixbuf are stored
- in reversed order. i.e 0xBBGGRRAA.
- We need to convert them to 0xAARRGGBB. */
-
- for (i=0; i<width * height; i++)
- {
-
- /* convert pixels from 0xBBGGRRAA to 0xAARRGGBB */
-
- px = native_pixels[i];
- px = ((px >> 24) & 0xff) | ((px << 8) & 0xffffff00);
- px = ((px >> 8) & 0x00ff00ff) | ((px << 8) & 0xff00ff00);
- px = ((px >> 16) & 0x0000ffff) | ((px << 16) & 0xffff0000);
- native_pixels[i] = px;
-
+
+#ifndef WORDS_BIGENDIAN
+ /* convert pixels from 0xBBGGRRAA to 0xAARRGGBB */
+ for (i=0; i<width * height; i++)
+ {
+ native_pixels[i] = SWAPU32 ((unsigned)native_pixels[i]);
}
+#endif
java_pixels = (*env) -> NewIntArray (env, width * height);
/* passthrough methods to cairo */
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSave
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSave
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRestore
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRestore
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetMatrix
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetMatrix
(JNIEnv *env, jobject obj, jdoubleArray java_matrix)
{
struct graphics2d *gr = NULL;
if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
- g_assert (gr != NULL);
+ /* cairoSetMatrix was called before this graphics object's component
+ was realized. */
+ if (gr == NULL) { gdk_threads_leave (); return; }
native_matrix = (*env)->GetDoubleArrayElements (env, java_matrix, NULL);
g_assert (native_matrix != NULL);
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetFont
- (JNIEnv *env, jobject obj, jobject font)
+static void
+install_font_peer(cairo_t *cr,
+ struct peerfont *pfont,
+ int debug)
{
- struct graphics2d *gr = NULL;
- struct peerfont *pfont = NULL;
- cairo_font_t *ft = NULL;
+ cairo_font_t *ft;
FT_Face face = NULL;
+ g_assert(cr != NULL);
+ g_assert(pfont != NULL);
+
+ if (pfont->graphics_resource == NULL)
+ {
+ face = pango_ft2_font_get_face (pfont->font);
+ g_assert (face != NULL);
+
+ ft = cairo_ft_font_create_for_ft_face (face);
+ g_assert (ft != NULL);
+
+ if (debug) printf ("install_font_peer made new cairo font for '%s' at %f\n",
+ face->family_name,
+ (pango_font_description_get_size (pfont->desc) /
+ (double)PANGO_SCALE) * (96.0 / 72.0));
+
+ cairo_set_font (cr, ft);
+ cairo_font_destroy (ft);
+ cairo_scale_font (cr,
+ (pango_font_description_get_size (pfont->desc) /
+ (double)PANGO_SCALE) * (96.0 / 72.0));
+ ft = cairo_current_font (cr);
+ pfont->graphics_resource = ft;
+ }
+ else
+ {
+ if (debug) printf ("install_font_peer reused existing font resource\n");
+ ft = (cairo_font_t *) pfont->graphics_resource;
+ cairo_set_font (cr, ft);
+ }
+}
+
+static cairo_t *metrics_cairo = NULL;
+static cairo_surface_t *metrics_surface = NULL;
+
+static void
+ensure_metrics_cairo()
+{
+ if (metrics_cairo == NULL)
+ {
+ metrics_cairo = cairo_create ();
+ metrics_surface = cairo_image_surface_create (CAIRO_FORMAT_A8, 1, 1);
+ cairo_set_target_surface (metrics_cairo, metrics_surface);
+ }
+}
+
+
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_releasePeerGraphicsResource
+ (JNIEnv *env, jclass clazz, jobject java_font)
+{
+ struct peerfont *pfont = NULL;
+
+ g_assert(java_font != NULL);
+
gdk_threads_enter();
- if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
+ pfont = (struct peerfont *) NSA_GET_FONT_PTR (env, java_font);
+ g_assert (pfont != NULL);
+ if (pfont->graphics_resource != NULL)
+ {
+ cairo_font_destroy ((cairo_font_t *) pfont->graphics_resource);
+ pfont->graphics_resource = NULL;
+ }
+ gdk_threads_leave();
+}
- gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
- g_assert (gr != NULL);
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_getPeerTextMetrics
+ (JNIEnv *env, jclass clazz, jobject java_font, jstring str, jdoubleArray java_metrics)
+{
+ struct peerfont *pfont = NULL;
+ const char *cstr = NULL;
+ jdouble *native_metrics = NULL;
+ cairo_text_extents_t extents;
+
+ g_assert(java_font != NULL);
+ gdk_threads_enter();
- pfont = (struct peerfont *)NSA_GET_FONT_PTR (env, font);
+ pfont = (struct peerfont *)NSA_GET_FONT_PTR (env, java_font);
g_assert (pfont != NULL);
- face = pango_ft2_font_get_face (pfont->font);
- g_assert (face != NULL);
+ ensure_metrics_cairo();
+ install_font_peer (metrics_cairo, pfont, 0);
+
+ cstr = (*env)->GetStringUTFChars (env, str, NULL);
+ g_assert(cstr != NULL);
+ cairo_text_extents (metrics_cairo, cstr, &extents);
+
+ native_metrics = (*env)->GetDoubleArrayElements (env, java_metrics, NULL);
+ g_assert (native_metrics != NULL);
+
+ native_metrics[TEXT_METRICS_X_BEARING] = extents.x_bearing;
+ native_metrics[TEXT_METRICS_Y_BEARING] = extents.y_bearing;
+ native_metrics[TEXT_METRICS_WIDTH] = extents.width;
+ native_metrics[TEXT_METRICS_HEIGHT] = extents.height;
+ native_metrics[TEXT_METRICS_X_ADVANCE] = extents.x_advance;
+ native_metrics[TEXT_METRICS_Y_ADVANCE] = extents.y_advance;
+
+ (*env)->ReleaseStringUTFChars (env, str, cstr);
+ (*env)->ReleaseDoubleArrayElements (env, java_metrics, native_metrics, 0);
+ gdk_threads_leave();
+}
- ft = cairo_ft_font_create_for_ft_face (face);
- g_assert (ft != NULL);
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_getPeerFontMetrics
+ (JNIEnv *env, jclass clazz, jobject java_font, jdoubleArray java_metrics)
+{
+ struct peerfont *pfont = NULL;
+ jdouble *native_metrics = NULL;
+ cairo_font_extents_t extents;
- if (gr->debug) printf ("cairo_set_font '%s'\n", face->family_name);
-
- cairo_set_font (gr->cr, ft);
+ g_assert(java_font != NULL);
+
+ gdk_threads_enter();
+
+ pfont = (struct peerfont *)NSA_GET_FONT_PTR (env, java_font);
+ g_assert (pfont != NULL);
+
+ ensure_metrics_cairo();
+ install_font_peer (metrics_cairo, pfont, 0);
+
+ cairo_current_font_extents (metrics_cairo, &extents);
- cairo_scale_font (gr->cr,
- pango_font_description_get_size (pfont->desc) /
- (double)PANGO_SCALE);
+ native_metrics = (*env)->GetDoubleArrayElements (env, java_metrics, NULL);
+ g_assert (native_metrics != NULL);
- cairo_font_destroy (ft);
+ native_metrics[FONT_METRICS_ASCENT] = extents.ascent;
+ native_metrics[FONT_METRICS_MAX_ASCENT] = extents.ascent;
+ native_metrics[FONT_METRICS_DESCENT] = extents.descent;
+ if (native_metrics[FONT_METRICS_DESCENT] < 0)
+ native_metrics[FONT_METRICS_DESCENT] = - native_metrics[FONT_METRICS_DESCENT];
+ native_metrics[FONT_METRICS_MAX_DESCENT] = native_metrics[FONT_METRICS_DESCENT];
+ native_metrics[FONT_METRICS_MAX_ADVANCE] = extents.max_x_advance;
+
+ (*env)->ReleaseDoubleArrayElements (env, java_metrics, native_metrics, 0);
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoShowGlyphs
- (JNIEnv *env, jobject obj, jintArray java_codes, jfloatArray java_posns)
+static void
+paint_glyph_run(struct graphics2d *gr,
+ cairo_glyph_t **glyphs,
+ gint *n_glyphs,
+ PangoLayoutRun *run)
+{
+ gint i = 0;
+ gint x = 0, y = 0;
+
+ g_assert (gr != NULL);
+ g_assert (glyphs != NULL);
+ g_assert (n_glyphs != NULL);
+ g_assert (run != NULL);
+
+ if (run->glyphs != NULL && run->glyphs->num_glyphs > 0)
+ {
+ if (*n_glyphs < run->glyphs->num_glyphs)
+ {
+ *glyphs = g_realloc(*glyphs,
+ (sizeof(cairo_glyph_t)
+ * run->glyphs->num_glyphs));
+ *n_glyphs = run->glyphs->num_glyphs;
+ }
+
+ g_assert (*glyphs != NULL);
+
+ if (gr->debug) printf ("painting %d glyphs: ", run->glyphs->num_glyphs);
+
+ for (i = 0; i < run->glyphs->num_glyphs; ++i)
+ {
+ (*glyphs)[i].index = run->glyphs->glyphs[i].glyph;
+
+ (*glyphs)[i].x =
+ ((double) (x + run->glyphs->glyphs[i].geometry.x_offset))
+ / ((double) PANGO_SCALE);
+
+ (*glyphs)[i].y =
+ ((double) (y + run->glyphs->glyphs[i].geometry.y_offset))
+ / ((double) PANGO_SCALE);
+
+ if (gr->debug) printf(" (%ld @ %f,%f)",
+ (*glyphs)[i].index,
+ (*glyphs)[i].x,
+ (*glyphs)[i].y);
+
+ x += run->glyphs->glyphs[i].geometry.width;
+ }
+
+ if (gr->debug) printf("\n");
+ begin_drawing_operation (gr);
+ cairo_show_glyphs (gr->cr, *glyphs, run->glyphs->num_glyphs);
+ end_drawing_operation (gr);
+ }
+}
+
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoDrawString
+ (JNIEnv *env, jobject obj, jobject font, jstring str, float x, float y)
{
struct graphics2d *gr = NULL;
+ const char *cstr = NULL;
+ struct peerfont *pfont = NULL;
+
+ /*
cairo_glyph_t *glyphs = NULL;
- jfloat *native_posns = NULL;
- jint *native_codes = NULL;
- jint i;
- jint ncodes, nposns;
+ gint n_glyphs = 0;
+ PangoLayoutRun *run = NULL;
+ PangoLayoutIter *iter = NULL;
+ */
- gdk_threads_enter();
+ g_assert(obj != NULL);
+ g_assert(font != NULL);
+ g_assert(str != NULL);
+
+ gdk_threads_enter ();
if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
- g_assert (gr != NULL);
+ g_assert(gr != NULL);
- native_codes = (*env)->GetIntArrayElements (env, java_codes, NULL);
- native_posns = (*env)->GetFloatArrayElements (env, java_posns, NULL);
- g_assert (native_codes != NULL);
- g_assert (native_posns != NULL);
+ pfont = (struct peerfont *) NSA_GET_FONT_PTR (env, font);
+ g_assert (pfont != NULL);
+
+ cstr = (*env)->GetStringUTFChars (env, str, NULL);
+ g_assert(cstr != NULL);
- ncodes = (*env)->GetArrayLength (env, java_codes);
- nposns = (*env)->GetArrayLength (env, java_posns);
- g_assert (2 * ncodes == nposns);
+ if (gr->debug) printf ("painting string '%s' at (%f,%f)\n", cstr, x, y);
- if (gr->debug) printf ("cairo_show_glyphs (%d glyphs)\n", ncodes);
+ /* For now we let cairo do the glyph conversion; eventually this
+ * ought to be unified with pango, but it is impossible to get
+ * pango and cairo to agree on metrics at the moment, so we either
+ * have to use "all cairo" metrics (the string-based APIs) or
+ * "all pango" metrics (the glyph-vector based APIs).
+ */
- glyphs = malloc (sizeof(cairo_glyph_t) * ncodes);
- g_assert (glyphs);
+ install_font_peer (gr->cr, pfont, gr->debug);
+ cairo_move_to (gr->cr, x, y);
+ cairo_show_text (gr->cr, cstr);
+
+ /*
+
+ pango_layout_set_text (gr->pango_layout, cstr, -1);
- for (i = 0; i < ncodes; ++i)
+ iter = pango_layout_get_iter (gr->pango_layout);
+ g_assert(iter != NULL);
+
+ cairo_translate (gr->cr, x, y);
+
+ do
{
- glyphs[i].index = native_codes[i];
- glyphs[i].x = (double) native_posns[2*i];
- glyphs[i].y = (double) native_posns[2*i + 1];
- if (gr->debug) printf ("cairo_show_glyphs (glyph %d (code %d) : %f,%f)\n",
- i, glyphs[i].index, glyphs[i].x, glyphs[i].y);
- }
+ run = pango_layout_iter_get_run (iter);
+ if (run != NULL)
+ paint_glyph_run (gr, &glyphs, &n_glyphs, run);
+ }
+ while (pango_layout_iter_next_run (iter));
+
+ if (glyphs != NULL)
+ g_free (glyphs);
- (*env)->ReleaseIntArrayElements (env, java_codes, native_codes, 0);
- (*env)->ReleaseFloatArrayElements (env, java_posns, native_posns, 0);
+ cairo_translate (gr->cr, -x, -y);
+
+ pango_layout_iter_free (iter);
- begin_drawing_operation (gr);
- cairo_show_glyphs (gr->cr, glyphs, ncodes);
- end_drawing_operation (gr);
+ */
- free(glyphs);
- gdk_threads_leave();
+ gdk_threads_leave ();
+
+ (*env)->ReleaseStringUTFChars (env, str, cstr);
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetOperator
+
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoDrawGdkGlyphVector
+ (JNIEnv *env, jobject self, jobject font, jobject java_vec, jfloat x, jfloat y)
+{
+
+ struct graphics2d *gr = NULL;
+ struct peerfont *pfont = NULL;
+ struct glyphvec *gv = NULL;
+ PangoLayoutRun *run = NULL;
+ cairo_glyph_t *glyphs = NULL;
+ gint n_glyphs = 0;
+
+ g_assert (self != NULL);
+ g_assert (java_vec != NULL);
+
+ gdk_threads_enter ();
+ if (peer_is_disposed(env, self)) { gdk_threads_leave(); return; }
+
+ gr = (struct graphics2d *)NSA_GET_G2D_PTR (env, self);
+ gv = (struct glyphvec *)NSA_GET_GV_PTR (env, java_vec);
+ pfont = (struct peerfont *) NSA_GET_FONT_PTR (env, font);
+
+ g_assert (gr != NULL);
+ g_assert (gv != NULL);
+ g_assert (pfont != NULL);
+
+ if (gr->debug) printf ("painting pango glyph vector\n");
+
+ install_font_peer (gr->cr, pfont, gr->debug);
+ cairo_translate (gr->cr, x, y);
+
+ /* nb. PangoLayoutRun is a typedef for PangoGlyphItem. */
+ run = (PangoLayoutRun *) gv->glyphitems;
+ if (run != NULL)
+ paint_glyph_run (gr, &glyphs, &n_glyphs, run);
+
+ if (glyphs != NULL)
+ g_free (glyphs);
+
+ cairo_translate (gr->cr, -x, -y);
+ gdk_threads_leave ();
+}
+
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoDrawGdkTextLayout
+ (JNIEnv *env, jobject self, jobject font, jobject java_layout, jfloat x, jfloat y)
+{
+ /*
+ * FIXME: Some day we expect either cairo or pango will know how to make
+ * a pango layout paint to a cairo surface. that day is not yet here.
+ */
+
+ struct graphics2d *gr = NULL;
+ struct peerfont *pfont = NULL;
+ struct textlayout *tl = NULL;
+ PangoLayoutIter *i = NULL;
+ PangoLayoutRun *run = NULL;
+ cairo_glyph_t *glyphs = NULL;
+ gint n_glyphs = 0;
+
+ g_assert (self != NULL);
+ g_assert (java_layout != NULL);
+
+ gr = (struct graphics2d *)NSA_GET_G2D_PTR (env, self);
+ tl = (struct textlayout *)NSA_GET_TEXT_LAYOUT_PTR (env, java_layout);
+ pfont = (struct peerfont *) NSA_GET_FONT_PTR (env, font);
+
+ g_assert (gr != NULL);
+ g_assert (tl != NULL);
+ g_assert (tl->pango_layout != NULL);
+ g_assert (pfont != NULL);
+
+ if (gr->debug) printf ("painting pango layout\n");
+
+ gdk_threads_enter ();
+ if (peer_is_disposed(env, self)) { gdk_threads_leave(); return; }
+
+ i = pango_layout_get_iter (tl->pango_layout);
+ g_assert (i != NULL);
+
+ install_font_peer (gr->cr, pfont, gr->debug);
+ cairo_translate (gr->cr, x, y);
+
+ do
+ {
+ run = pango_layout_iter_get_run (i);
+ if (run != NULL)
+ paint_glyph_run (gr, &glyphs, &n_glyphs, run);
+ }
+ while (pango_layout_iter_next_run (i));
+
+ if (glyphs != NULL)
+ g_free (glyphs);
+
+ cairo_translate (gr->cr, -x, -y);
+
+ pango_layout_iter_free (i);
+ gdk_threads_leave ();
+}
+
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetOperator
(JNIEnv *env, jobject obj, jint op)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetRGBColor
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetRGBColor
(JNIEnv *env, jobject obj, jdouble r, jdouble g, jdouble b)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetAlpha
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetAlpha
(JNIEnv *env, jobject obj, jdouble a)
{
struct graphics2d *gr = NULL;
gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
g_assert (gr != NULL);
- if (gr->debug) printf ("cairo_set_alpha %f\n", a);
+ if (gr->debug) printf ("cairo_set_alpha %f\n", a);
cairo_set_alpha (gr->cr, a);
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetFillRule
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetFillRule
(JNIEnv *env, jobject obj, jint rule)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetLineWidth
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetLineWidth
(JNIEnv *env, jobject obj, jdouble width)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetLineCap
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetLineCap
(JNIEnv *env, jobject obj, jint cap)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetLineJoin
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetLineJoin
(JNIEnv *env, jobject obj, jint join)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetDash
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetDash
(JNIEnv *env, jobject obj, jdoubleArray dashes, jint ndash, jdouble offset)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetMiterLimit
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSetMiterLimit
(JNIEnv *env, jobject obj, jdouble miter)
{
struct graphics2d *gr = NULL;
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoNewPath
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoNewPath
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
- g_assert (gr != NULL);
+ if (gr == NULL) { gdk_threads_leave (); return; }
if (gr->debug) printf ("cairo_new_path\n");
cairo_new_path (gr->cr);
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoMoveTo
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoMoveTo
(JNIEnv *env, jobject obj, jdouble x, jdouble y)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoLineTo
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoLineTo
(JNIEnv *env, jobject obj, jdouble x, jdouble y)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoCurveTo
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoCurveTo
(JNIEnv *env, jobject obj, jdouble x1, jdouble y1, jdouble x2, jdouble y2, jdouble x3, jdouble y3)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRelMoveTo
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRelMoveTo
(JNIEnv *env, jobject obj, jdouble dx, jdouble dy)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRelLineTo
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRelLineTo
(JNIEnv *env, jobject obj, jdouble dx, jdouble dy)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRelCurveTo
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRelCurveTo
(JNIEnv *env, jobject obj, jdouble dx1, jdouble dy1, jdouble dx2, jdouble dy2, jdouble dx3, jdouble dy3)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRectangle
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoRectangle
(JNIEnv *env, jobject obj, jdouble x, jdouble y, jdouble width, jdouble height)
{
struct graphics2d *gr = NULL;
if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
- g_assert (gr != NULL);
+ if (gr == NULL) { gdk_threads_leave (); return; }
if (gr->debug) printf ("cairo_rectangle (%f, %f) (%f, %f)\n", x, y, width, height);
cairo_rectangle (gr->cr, x, y, width, height);
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoClosePath
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoClosePath
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoStroke
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoStroke
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoFill
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoFill
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoClip
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoClip
(JNIEnv *env, jobject obj)
{
struct graphics2d *gr = NULL;
if (peer_is_disposed(env, obj)) { gdk_threads_leave(); return; }
gr = (struct graphics2d *) NSA_GET_G2D_PTR (env, obj);
- g_assert (gr != NULL);
+ if (gr == NULL) { gdk_threads_leave (); return; }
if (gr->debug) printf ("cairo_clip\n");
begin_drawing_operation (gr);
cairo_init_clip (gr->cr);
gdk_threads_leave();
}
-JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSurfaceSetFilter
+JNIEXPORT void JNICALL
+Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoSurfaceSetFilter
(JNIEnv *env, jobject obj, jint filter)
{
struct graphics2d *gr = NULL;
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