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83 lines
3.6 KiB
C
83 lines
3.6 KiB
C
/*
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* Copyright 2024 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "gtypes.h"
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//! @addtogroup Graphics
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//! @{
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//! @addtogroup Drawing Drawing Primitives
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//! @{
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//! Draws line in the current stroke color, current stroke width and AA flag
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//! @param ctx The destination graphics context in which to draw
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//! @param p0 The starting point of the line
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//! @param p1 The ending point of the line
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void graphics_draw_line(GContext* ctx, GPoint p0, GPoint p1);
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//! @} // end addtogroup Drawing
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//! @} // end addtogroup Graphics
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//! @internal
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//! Draws non-antialiased 1px width line between given points, will adjust to drawing_box
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MOCKABLE void graphics_line_draw_1px_non_aa(GContext* ctx, GPoint p0, GPoint p1);
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//! @internal
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//! Draws antialiased 1px width line between given points, will adjust to drawing box
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MOCKABLE void graphics_line_draw_1px_aa(GContext* ctx, GPoint p0, GPoint p1);
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//! @internal
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//! Draws antialiased stroked line between given points, will adjust for drawing_box
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//! @note This only supports odd numbers for stroke_width - even numbers will be rounded up.
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//! Minimal supported stroke_width is 3
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MOCKABLE void graphics_line_draw_stroked_aa(GContext* ctx, GPoint p0, GPoint p1,
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uint8_t stroke_width);
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//! @internal
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//! Draws non-antialiased stroked line between given precise points, will adjust for drawing_box
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//! Minimal supported stroke_width is 2
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MOCKABLE void graphics_line_draw_precise_stroked_non_aa(GContext* ctx, GPointPrecise p0,
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GPointPrecise p1, uint8_t stroke_width);
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//! @internal
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//! Draws antialiased stroked line between given precise points, will adjust for drawing_box
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//! Minimal supported stroke_width is 2
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MOCKABLE void graphics_line_draw_precise_stroked_aa(GContext* ctx, GPointPrecise p0,
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GPointPrecise p1, uint8_t stroke_width);
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//! @internal
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//! Draws non-antialiased stroked line between given point, will adjust for drawing_box
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//! @note This only supports odd numbers for stroke_width - even numbers will be rounded up.
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//! Minimal supported stroke_width is 3
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MOCKABLE void graphics_line_draw_stroked_non_aa(GContext* ctx, GPoint p0, GPoint p1,
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uint8_t stroke_width);
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//! @internal
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//! Draws stroked line between given precise points, will adjust for drawing_box,
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//! current stroke color, current stroke width and AA flag
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//! Minimal supported stroke_width is 2
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void graphics_line_draw_precise_stroked(GContext* ctx, GPointPrecise p0, GPointPrecise p1);
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//! @internal
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//! Draws a 1 pixel wide non-antialiased vertical dotted line of length pixels starting at p0.
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//! Will draw the line in the positive y direction. Will adjust for drawing_box.
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void graphics_draw_vertical_line_dotted(GContext* ctx, GPoint p0, uint16_t length);
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//! @internal
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//! Draws a 1 pixel high non-antialiased horizontal dotted line of length pixels starting at p0.
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//! Will draw the line in the positive x direction. Will adjust for drawing_box.
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void graphics_draw_horizontal_line_dotted(GContext* ctx, GPoint p0, uint16_t length);
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