[paint] Add back "remote-control" API

This reverts commit f146299a40.

docs/harfbuzz-sections.txt

@@ -270,6 +270,19 @@ hb_paint_push_group_func_t
 hb_paint_funcs_set_push_group_func
 hb_paint_pop_group_func_t
 hb_paint_funcs_set_pop_group_func
+
+hb_paint_push_transform
+hb_paint_pop_transform
+hb_paint_push_clip_glyph
+hb_paint_push_clip_rectangle
+hb_paint_pop_clip
+hb_paint_color
+hb_paint_image
+hb_paint_linear_gradient
+hb_paint_radial_gradient
+hb_paint_sweep_gradient
+hb_paint_push_group
+hb_paint_pop_group
 </SECTION>
 
 <SECTION>

src/hb-paint.cc

@@ -428,4 +428,250 @@ hb_color_line_get_extend (hb_color_line_t *color_line)
 }
 
 
+/**
+ * hb_paint_push_transform:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @xx: xx component of the transform matrix
+ * @yx: yx component of the transform matrix
+ * @xy: xy component of the transform matrix
+ * @yy: yy component of the transform matrix
+ * @dx: dx component of the transform matrix
+ * @dy: dy component of the transform matrix
+ *
+ * Perform a "push-transform" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_push_transform (hb_paint_funcs_t *funcs, void *paint_data,
+                         float xx, float yx,
+                         float xy, float yy,
+                         float dx, float dy)
+{
+  funcs->push_transform (paint_data, xx, yx, xy, yy, dx, dy);
+}
+
+/**
+ * hb_paint_pop_transform:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ *
+ * Perform a "pop-transform" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_pop_transform (hb_paint_funcs_t *funcs, void *paint_data)
+{
+  funcs->pop_transform (paint_data);
+}
+
+/**
+ * hb_paint_push_clip_glyph:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @glyph: the glyph ID
+ * @font: the font
+ *
+ * Perform a "push-clip-glyph" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_push_clip_glyph (hb_paint_funcs_t *funcs, void *paint_data,
+                          hb_codepoint_t glyph,
+                          hb_font_t *font)
+{
+  funcs->push_clip_glyph (paint_data, glyph, font);
+}
+
+/**
+ * hb_paint_push_clip_rectangle:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @xmin: min X for the rectangle
+ * @ymin: min Y for the rectangle
+ * @xmax: max X for the rectangle
+ * @ymax: max Y for the rectangle
+ *
+ * Perform a "push-clip-rect" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_push_clip_rectangle (hb_paint_funcs_t *funcs, void *paint_data,
+                              float xmin, float ymin, float xmax, float ymax)
+{
+  funcs->push_clip_rectangle (paint_data, xmin, ymin, xmax, ymax);
+}
+
+/**
+ * hb_paint_pop_clip:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ *
+ * Perform a "pop-clip" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_pop_clip (hb_paint_funcs_t *funcs, void *paint_data)
+{
+  funcs->pop_clip (paint_data);
+}
+
+/**
+ * hb_paint_color:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @is_foreground: whether the color is the foreground
+ * @color: The color to use
+ *
+ * Perform a "color" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_color (hb_paint_funcs_t *funcs, void *paint_data,
+                hb_bool_t is_foreground,
+                hb_color_t color)
+{
+  funcs->color (paint_data, is_foreground, color);
+}
+
+/**
+ * hb_paint_image:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @image: image data
+ * @width: width of the raster image in pixels, or 0
+ * @height: height of the raster image in pixels, or 0
+ * @format: the image format as a tag
+ * @slant: the synthetic slant ratio to be applied to the image during rendering
+ * @extents: (nullable): the extents of the glyph
+ *
+ * Perform a "image" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_image (hb_paint_funcs_t *funcs, void *paint_data,
+                hb_blob_t *image,
+                unsigned int width,
+                unsigned int height,
+                hb_tag_t format,
+                float slant,
+                hb_glyph_extents_t *extents)
+{
+  funcs->image (paint_data, image, width, height, format, slant, extents);
+}
+
+/**
+ * hb_paint_linear_gradient:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @color_line: Color information for the gradient
+ * @x0: X coordinate of the first point
+ * @y0: Y coordinate of the first point
+ * @x1: X coordinate of the second point
+ * @y1: Y coordinate of the second point
+ * @x2: X coordinate of the third point
+ * @y2: Y coordinate of the third point
+ *
+ * Perform a "linear-gradient" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_linear_gradient (hb_paint_funcs_t *funcs, void *paint_data,
+                          hb_color_line_t *color_line,
+                          float x0, float y0,
+                          float x1, float y1,
+                          float x2, float y2)
+{
+  funcs->linear_gradient (paint_data, color_line, x0, y0, x1, y1, x2, y2);
+}
+
+/**
+ * hb_paint_radial_gradient:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @color_line: Color information for the gradient
+ * @x0: X coordinate of the first circle's center
+ * @y0: Y coordinate of the first circle's center
+ * @r0: radius of the first circle
+ * @x1: X coordinate of the second circle's center
+ * @y1: Y coordinate of the second circle's center
+ * @r1: radius of the second circle
+ *
+ * Perform a "radial-gradient" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_radial_gradient (hb_paint_funcs_t *funcs, void *paint_data,
+                          hb_color_line_t *color_line,
+                          float x0, float y0, float r0,
+                          float x1, float y1, float r1)
+{
+  funcs->radial_gradient (paint_data, color_line, x0, y0, r0, y1, x1, r1);
+}
+
+/**
+ * hb_paint_sweep_gradient:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @color_line: Color information for the gradient
+ * @x0: X coordinate of the circle's center
+ * @y0: Y coordinate of the circle's center
+ * @start_angle: the start angle
+ * @end_angle: the end angle
+ *
+ * Perform a "sweep-gradient" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_sweep_gradient (hb_paint_funcs_t *funcs, void *paint_data,
+                         hb_color_line_t *color_line,
+                         float x0, float y0,
+                         float start_angle, float end_angle)
+{
+  funcs->sweep_gradient (paint_data, color_line, x0, y0, start_angle, end_angle);
+}
+
+/**
+ * hb_paint_push_group:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ *
+ * Perform a "push-group" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_push_group (hb_paint_funcs_t *funcs, void *paint_data)
+{
+  funcs->push_group (paint_data);
+}
+
+/**
+ * hb_paint_pop_group:
+ * @funcs: paint functions
+ * @paint_data: associated data passed by the caller
+ * @mode: the compositing mode to use
+ *
+ * Perform a "pop-group" paint operation.
+ *
+ * Since: REPLACEME
+ */
+void
+hb_paint_pop_group (hb_paint_funcs_t *funcs, void *paint_data,
+                    hb_paint_composite_mode_t mode)
+{
+  funcs->pop_group (paint_data, mode);
+}
+
+
 #endif

src/hb-paint.h

@@ -859,6 +859,73 @@ hb_paint_funcs_set_pop_group_func (hb_paint_funcs_t          *funcs,
                                    void                       *user_data,
                                    hb_destroy_func_t           destroy);
 
+/*
+ * Manual API
+ */
+
+HB_EXTERN void
+hb_paint_push_transform (hb_paint_funcs_t *funcs, void *paint_data,
+                         float xx, float yx,
+                         float xy, float yy,
+                         float dx, float dy);
+
+HB_EXTERN void
+hb_paint_pop_transform (hb_paint_funcs_t *funcs, void *paint_data);
+
+HB_EXTERN void
+hb_paint_push_clip_glyph (hb_paint_funcs_t *funcs, void *paint_data,
+                          hb_codepoint_t glyph,
+                          hb_font_t *font);
+
+HB_EXTERN void
+hb_paint_push_clip_rectangle (hb_paint_funcs_t *funcs, void *paint_data,
+                              float xmin, float ymin,
+                              float xmax, float ymax);
+
+HB_EXTERN void
+hb_paint_pop_clip (hb_paint_funcs_t *funcs, void *paint_data);
+
+HB_EXTERN void
+hb_paint_color (hb_paint_funcs_t *funcs, void *paint_data,
+                hb_bool_t is_foreground,
+                hb_color_t color);
+
+HB_EXTERN void
+hb_paint_image (hb_paint_funcs_t *funcs, void *paint_data,
+                hb_blob_t *image,
+                unsigned int width,
+                unsigned int height,
+                hb_tag_t format,
+                float slant,
+                hb_glyph_extents_t *extents);
+
+HB_EXTERN void
+hb_paint_linear_gradient (hb_paint_funcs_t *funcs, void *paint_data,
+                          hb_color_line_t *color_line,
+                          float x0, float y0,
+                          float x1, float y1,
+                          float x2, float y2);
+
+HB_EXTERN void
+hb_paint_radial_gradient (hb_paint_funcs_t *funcs, void *paint_data,
+                          hb_color_line_t *color_line,
+                          float x0, float y0,
+                          float r0,
+                          float x1, float y1,
+                          float r1);
+
+HB_EXTERN void
+hb_paint_sweep_gradient (hb_paint_funcs_t *funcs, void *paint_data,
+                         hb_color_line_t *color_line,
+                         float x0, float y0,
+                         float start_angle, float end_angle);
+
+HB_EXTERN void
+hb_paint_push_group (hb_paint_funcs_t *funcs, void *paint_data);
+
+HB_EXTERN void
+hb_paint_pop_group (hb_paint_funcs_t *funcs, void *paint_data,
+                    hb_paint_composite_mode_t mode);
 
 HB_END_DECLS