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-rw-r--r--src/image.c142
1 files changed, 124 insertions, 18 deletions
diff --git a/src/image.c b/src/image.c
index 6769e491202..734ccdac311 100644
--- a/src/image.c
+++ b/src/image.c
@@ -20,6 +20,7 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
#include <fcntl.h>
+#include <math.h>
#include <unistd.h>
/* Include this before including <setjmp.h> to work around bugs with
@@ -135,6 +136,27 @@ typedef struct ns_bitmap_record Bitmap_Record;
# define COLOR_TABLE_SUPPORT 1
#endif
+#ifdef HAVE_HAIKU
+#include "haiku_support.h"
+typedef struct haiku_bitmap_record Bitmap_Record;
+
+#define GET_PIXEL(ximg, x, y) haiku_get_pixel (ximg, x, y)
+#define PUT_PIXEL haiku_put_pixel
+#define NO_PIXMAP 0
+
+#define PIX_MASK_RETAIN 0
+#define PIX_MASK_DRAW 1
+
+#define RGB_TO_ULONG(r, g, b) (((r) << 16) | ((g) << 8) | (b))
+#define RED_FROM_ULONG(color) (((color) >> 16) & 0xff)
+#define GREEN_FROM_ULONG(color) (((color) >> 8) & 0xff)
+#define BLUE_FROM_ULONG(color) ((color) & 0xff)
+#define RED16_FROM_ULONG(color) (RED_FROM_ULONG (color) * 0x101)
+#define GREEN16_FROM_ULONG(color) (GREEN_FROM_ULONG (color) * 0x101)
+#define BLUE16_FROM_ULONG(color) (BLUE_FROM_ULONG (color) * 0x101)
+
+#endif
+
static void image_disable_image (struct frame *, struct image *);
static void image_edge_detection (struct frame *, struct image *, Lisp_Object,
Lisp_Object);
@@ -430,6 +452,11 @@ image_create_bitmap_from_data (struct frame *f, char *bits,
return -1;
#endif
+#ifdef HAVE_HAIKU
+ void *bitmap = BBitmap_new (width, height, 1);
+ BBitmap_import_mono_bits (bitmap, bits, width, height);
+#endif
+
id = image_allocate_bitmap_record (f);
#ifdef HAVE_NS
@@ -437,6 +464,11 @@ image_create_bitmap_from_data (struct frame *f, char *bits,
dpyinfo->bitmaps[id - 1].depth = 1;
#endif
+#ifdef HAVE_HAIKU
+ dpyinfo->bitmaps[id - 1].img = bitmap;
+ dpyinfo->bitmaps[id - 1].depth = 1;
+#endif
+
dpyinfo->bitmaps[id - 1].file = NULL;
dpyinfo->bitmaps[id - 1].height = height;
dpyinfo->bitmaps[id - 1].width = width;
@@ -465,7 +497,7 @@ image_create_bitmap_from_data (struct frame *f, char *bits,
ptrdiff_t
image_create_bitmap_from_file (struct frame *f, Lisp_Object file)
{
-#ifdef HAVE_NTGUI
+#if defined (HAVE_NTGUI) || defined (HAVE_HAIKU)
return -1; /* W32_TODO : bitmap support */
#else
Display_Info *dpyinfo = FRAME_DISPLAY_INFO (f);
@@ -561,6 +593,10 @@ free_bitmap_record (Display_Info *dpyinfo, Bitmap_Record *bm)
ns_release_object (bm->img);
#endif
+#ifdef HAVE_HAIKU
+ BBitmap_free (bm->img);
+#endif
+
if (bm->file)
{
xfree (bm->file);
@@ -1834,6 +1870,11 @@ image_size_in_bytes (struct image *img)
if (img->mask)
size += w32_image_size (img->mask);
+#elif defined HAVE_HAIKU
+ if (img->pixmap)
+ size += BBitmap_bytes_length (img->pixmap);
+ if (img->mask)
+ size += BBitmap_bytes_length (img->mask);
#endif
return size;
@@ -2173,6 +2214,7 @@ compute_image_size (size_t width, size_t height,
single step, but the maths for each element is much more complex
and performing the steps separately makes for more readable code. */
+#ifndef HAVE_HAIKU
typedef double matrix3x3[3][3];
static void
@@ -2187,6 +2229,7 @@ matrix3x3_mult (matrix3x3 a, matrix3x3 b, matrix3x3 result)
result[i][j] = sum;
}
}
+#endif /* not HAVE_HAIKU */
static void
compute_image_rotation (struct image *img, double *rotation)
@@ -2244,6 +2287,7 @@ image_set_transform (struct frame *f, struct image *img)
double rotation = 0.0;
compute_image_rotation (img, &rotation);
+#ifndef HAVE_HAIKU
# if defined USE_CAIRO || defined HAVE_XRENDER || defined HAVE_NS
/* We want scale up operations to use a nearest neighbor filter to
show real pixels instead of munging them, but scale down
@@ -2414,6 +2458,34 @@ image_set_transform (struct frame *f, struct image *img)
img->xform.eDx = matrix[2][0];
img->xform.eDy = matrix[2][1];
# endif
+#else
+ if (rotation != 0 &&
+ rotation != 90 &&
+ rotation != 180 &&
+ rotation != 270 &&
+ rotation != 360)
+ {
+ image_error ("No native support for rotation by %g degrees",
+ make_float (rotation));
+ return;
+ }
+
+ rotation = fmod (rotation, 360.0);
+
+ if (rotation == 90 || rotation == 270)
+ {
+ int w = width;
+ width = height;
+ height = w;
+ }
+
+ img->have_be_transforms_p = rotation != 0 || (img->width != width) || (img->height != height);
+ img->be_rotate = rotation;
+ img->be_scale_x = 1.0 / (img->width / (double) width);
+ img->be_scale_y = 1.0 / (img->height / (double) height);
+ img->width = width;
+ img->height = height;
+#endif /* not HAVE_HAIKU */
}
#endif /* HAVE_IMAGEMAGICK || HAVE_NATIVE_TRANSFORMS */
@@ -2820,6 +2892,30 @@ image_create_x_image_and_pixmap_1 (struct frame *f, int width, int height, int d
return 1;
#endif /* HAVE_X_WINDOWS */
+#ifdef HAVE_HAIKU
+ if (depth == 0)
+ depth = 24;
+
+ if (depth != 24 && depth != 1)
+ {
+ *pimg = NULL;
+ image_error ("Invalid image bit depth specified");
+ return 0;
+ }
+
+ *pixmap = BBitmap_new (width, height, depth == 1);
+
+ if (*pixmap == NO_PIXMAP)
+ {
+ *pimg = NULL;
+ image_error ("Unable to create pixmap", Qnil, Qnil);
+ return 0;
+ }
+
+ *pimg = *pixmap;
+ return 1;
+#endif
+
#ifdef HAVE_NTGUI
BITMAPINFOHEADER *header;
@@ -2960,7 +3056,7 @@ static void
gui_put_x_image (struct frame *f, Emacs_Pix_Container pimg,
Emacs_Pixmap pixmap, int width, int height)
{
-#ifdef USE_CAIRO
+#if defined USE_CAIRO || defined HAVE_HAIKU
eassert (pimg == pixmap);
#elif defined HAVE_X_WINDOWS
GC gc;
@@ -3087,7 +3183,7 @@ image_unget_x_image_or_dc (struct image *img, bool mask_p,
static Emacs_Pix_Container
image_get_x_image (struct frame *f, struct image *img, bool mask_p)
{
-#ifdef USE_CAIRO
+#if defined USE_CAIRO || defined (HAVE_HAIKU)
return !mask_p ? img->pixmap : img->mask;
#elif defined HAVE_X_WINDOWS
XImage *ximg_in_img = !mask_p ? img->ximg : img->mask_img;
@@ -4036,7 +4132,7 @@ xbm_load (struct frame *f, struct image *img)
#endif /* not HAVE_NTGUI */
#endif /* HAVE_XPM */
-#if defined HAVE_XPM || defined USE_CAIRO || defined HAVE_NS
+#if defined HAVE_XPM || defined USE_CAIRO || defined HAVE_NS || defined HAVE_HAIKU
/* Indices of image specification fields in xpm_format, below. */
@@ -4056,7 +4152,7 @@ enum xpm_keyword_index
XPM_LAST
};
-#if defined HAVE_XPM || defined HAVE_NS
+#if defined HAVE_XPM || defined HAVE_NS || defined HAVE_HAIKU
/* Vector of image_keyword structures describing the format
of valid XPM image specifications. */
@@ -4074,7 +4170,7 @@ static const struct image_keyword xpm_format[XPM_LAST] =
{":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
{":background", IMAGE_STRING_OR_NIL_VALUE, 0}
};
-#endif /* HAVE_XPM || HAVE_NS */
+#endif /* HAVE_XPM || HAVE_NS || HAVE_HAIKU */
#if defined HAVE_X_WINDOWS && !defined USE_CAIRO
@@ -4298,7 +4394,7 @@ init_xpm_functions (void)
#endif /* WINDOWSNT */
-#if defined HAVE_XPM || defined HAVE_NS
+#if defined HAVE_XPM || defined HAVE_NS || defined HAVE_HAIKU
/* Value is true if COLOR_SYMBOLS is a valid color symbols list
for XPM images. Such a list must consist of conses whose car and
cdr are strings. */
@@ -4334,9 +4430,9 @@ xpm_image_p (Lisp_Object object)
&& (! fmt[XPM_COLOR_SYMBOLS].count
|| xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)));
}
-#endif /* HAVE_XPM || HAVE_NS */
+#endif /* HAVE_XPM || HAVE_NS || HAVE_HAIKU */
-#endif /* HAVE_XPM || USE_CAIRO || HAVE_NS */
+#endif /* HAVE_XPM || USE_CAIRO || HAVE_NS || HAVE_HAIKU */
#if defined HAVE_XPM && defined HAVE_X_WINDOWS && !defined USE_GTK
ptrdiff_t
@@ -4705,9 +4801,10 @@ xpm_load (struct frame *f, struct image *img)
#endif /* HAVE_XPM && !USE_CAIRO */
#if (defined USE_CAIRO && defined HAVE_XPM) \
- || (defined HAVE_NS && !defined HAVE_XPM)
+ || (defined HAVE_NS && !defined HAVE_XPM) \
+ || (defined HAVE_HAIKU && !defined HAVE_XPM)
-/* XPM support functions for NS where libxpm is not available, and for
+/* XPM support functions for NS and Haiku where libxpm is not available, and for
Cairo. Only XPM version 3 (without any extensions) is supported. */
static void xpm_put_color_table_v (Lisp_Object, const char *,
@@ -5444,7 +5541,7 @@ lookup_rgb_color (struct frame *f, int r, int g, int b)
{
#ifdef HAVE_NTGUI
return PALETTERGB (r >> 8, g >> 8, b >> 8);
-#elif defined USE_CAIRO || defined HAVE_NS
+#elif defined USE_CAIRO || defined HAVE_NS || defined HAVE_HAIKU
return RGB_TO_ULONG (r >> 8, g >> 8, b >> 8);
#else
xsignal1 (Qfile_error,
@@ -5517,7 +5614,7 @@ image_to_emacs_colors (struct frame *f, struct image *img, bool rgb_p)
p = colors;
for (y = 0; y < img->height; ++y)
{
-#if !defined USE_CAIRO && !defined HAVE_NS
+#if !defined USE_CAIRO && !defined HAVE_NS && !defined HAVE_HAIKU
Emacs_Color *row = p;
for (x = 0; x < img->width; ++x, ++p)
p->pixel = GET_PIXEL (ximg, x, y);
@@ -5525,7 +5622,7 @@ image_to_emacs_colors (struct frame *f, struct image *img, bool rgb_p)
{
FRAME_TERMINAL (f)->query_colors (f, row, img->width);
}
-#else /* USE_CAIRO || HAVE_NS */
+#else /* USE_CAIRO || HAVE_NS || HAVE_HAIKU */
for (x = 0; x < img->width; ++x, ++p)
{
p->pixel = GET_PIXEL (ximg, x, y);
@@ -5839,6 +5936,7 @@ image_disable_image (struct frame *f, struct image *img)
{
#ifndef HAVE_NTGUI
#ifndef HAVE_NS /* TODO: NS support, however this not needed for toolbars */
+#ifndef HAVE_HAIKU
#ifndef USE_CAIRO
#define CrossForeground(f) BLACK_PIX_DEFAULT (f)
@@ -5856,6 +5954,7 @@ image_disable_image (struct frame *f, struct image *img)
if (img->mask)
image_pixmap_draw_cross (f, img->mask, 0, 0, img->width, img->height,
MaskForeground (f));
+#endif /* !HAVE_HAIKU */
#endif /* !HAVE_NS */
#else
HDC hdc, bmpdc;
@@ -6413,6 +6512,8 @@ image_can_use_native_api (Lisp_Object type)
return w32_can_use_native_image_api (type);
# elif defined HAVE_NS
return ns_can_use_native_image_api (type);
+# elif defined HAVE_HAIKU
+ return haiku_can_use_native_image_api (type);
# else
return false;
# endif
@@ -6486,6 +6587,9 @@ native_image_load (struct frame *f, struct image *img)
# elif defined HAVE_NS
return ns_load_image (f, img, image_file,
image_spec_value (img->spec, QCdata, NULL));
+# elif defined HAVE_HAIKU
+ return haiku_load_image (f, img, image_file,
+ image_spec_value (img->spec, QCdata, NULL));
# else
return 0;
# endif
@@ -9635,7 +9739,8 @@ imagemagick_load_image (struct frame *f, struct image *img,
init_color_table ();
-#if defined (HAVE_MAGICKEXPORTIMAGEPIXELS) && ! defined (HAVE_NS)
+#if defined (HAVE_MAGICKEXPORTIMAGEPIXELS) && \
+ ! defined (HAVE_NS) && ! defined (HAVE_HAIKU)
if (imagemagick_render_type != 0)
{
/* Magicexportimage is normally faster than pixelpushing. This
@@ -10925,7 +11030,8 @@ The list of capabilities can include one or more of the following:
if (FRAME_WINDOW_P (f))
{
#ifdef HAVE_NATIVE_TRANSFORMS
-# if defined HAVE_IMAGEMAGICK || defined (USE_CAIRO) || defined (HAVE_NS)
+# if defined HAVE_IMAGEMAGICK || defined (USE_CAIRO) || defined (HAVE_NS) \
+ || defined (HAVE_HAIKU)
return list2 (Qscale, Qrotate90);
# elif defined (HAVE_X_WINDOWS) && defined (HAVE_XRENDER)
int event_basep, error_basep;
@@ -11015,7 +11121,7 @@ static struct image_type const image_types[] =
{ SYMBOL_INDEX (Qjpeg), jpeg_image_p, jpeg_load, image_clear_image,
IMAGE_TYPE_INIT (init_jpeg_functions) },
#endif
-#if defined HAVE_XPM || defined HAVE_NS
+#if defined HAVE_XPM || defined HAVE_NS || defined HAVE_HAIKU
{ SYMBOL_INDEX (Qxpm), xpm_image_p, xpm_load, image_clear_image,
IMAGE_TYPE_INIT (init_xpm_functions) },
#endif
@@ -11163,7 +11269,7 @@ non-numeric, there is no explicit limit on the size of images. */);
DEFSYM (Qxbm, "xbm");
add_image_type (Qxbm);
-#if defined (HAVE_XPM) || defined (HAVE_NS)
+#if defined (HAVE_XPM) || defined (HAVE_NS) || defined (HAVE_HAIKU)
DEFSYM (Qxpm, "xpm");
add_image_type (Qxpm);
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-09 11:27:16 +0000