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+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef VG_STATE_H
+#define VG_STATE_H
+
+#include "VG/openvg.h"
+
+#include "api_consts.h"
+#include "matrix.h"
+
+struct vg_value
+{
+ VGfloat f;
+ VGint i;
+};
+
+struct vg_state {
+ /* Mode settings */
+ VGMatrixMode matrix_mode;
+ VGFillRule fill_rule;
+ VGImageQuality image_quality;
+ VGRenderingQuality rendering_quality;
+ VGBlendMode blend_mode;
+ VGImageMode image_mode;
+
+ /* Scissoring rectangles */
+ struct vg_value scissor_rects[32*4];
+ VGint scissor_rects_num;
+
+ /* Color Transformation */
+ VGboolean color_transform;
+ VGfloat color_transform_values[8];
+
+ /* Stroke parameters */
+ struct {
+ struct vg_value line_width;
+ VGCapStyle cap_style;
+ VGJoinStyle join_style;
+ struct vg_value miter_limit;
+ struct vg_value dash_pattern[VEGA_MAX_DASH_COUNT];
+ VGint dash_pattern_num;
+ struct vg_value dash_phase;
+ VGboolean dash_phase_reset;
+ } stroke;
+
+ /* Edge fill color for VG_TILE_FILL tiling mode */
+ VGfloat tile_fill_color[4];
+ VGint tile_fill_colori[4];
+
+ /* Color for vgClear */
+ VGfloat clear_color[4];
+ VGint clear_colori[4];
+
+ /* Glyph origin */
+ struct vg_value glyph_origin[2];
+
+ /* Enable/disable alpha masking and scissoring */
+ VGboolean masking;
+ VGboolean scissoring;
+
+ /* Pixel layout information */
+ VGPixelLayout pixel_layout;
+ VGPixelLayout screen_layout;
+
+ /* Source format selection for image filters */
+ VGboolean filter_format_linear;
+ VGboolean filter_format_premultiplied;
+
+ /* Destination write enable mask for image filters */
+ VGbitfield filter_channel_mask;
+
+ struct matrix path_user_to_surface_matrix;
+ struct matrix image_user_to_surface_matrix;
+ struct matrix fill_paint_to_user_matrix;
+ struct matrix stroke_paint_to_user_matrix;
+ struct matrix glyph_user_to_surface_matrix;
+
+ struct vg_paint *stroke_paint;
+ struct vg_paint *fill_paint;
+};
+
+void vg_init_state(struct vg_state *state);
+struct matrix * vg_state_matrix(struct vg_state *state);
+
+#endif