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*All drawing operations take place on a "back buffer" and not on the visible display. To make any content visible, you must call `jlDisplayPresent()`.*
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#### jlDrawBlit8x8
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```c
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void jlDrawBlit8x8(jlStaT *sta, int cx1, int cy1, int cx2, int cy2);
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```
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"Blits" (rapidly copies) an 8x8 pixel "tile" from a loaded static image onto the back buffer. The coordinates of the tile to blit are specified in "cells". With the display being 320x200 pixels, there are 40x24 cells per image/display.
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#### jlDrawBox
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```c
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void jlDrawBox(int x1, int y1, int x2, int y2);
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```
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Draws a hollow rectangle from (x1, y1) to (x2, y2).
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#### jlDrawBoxFilled
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```c
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void jlDrawBoxFilled(int x1, int y1, int x2, int y2);
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```
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Draws a hollow rectangle from (x1, y1) to (x2, y2).
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#### jlDrawClear
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```c
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void jlDrawClear(void);
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```
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Clears the back buffer to the current draw color.
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#### jlDrawColor
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```c
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void jlDrawColor(byte index);
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```
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Specifies the color to use for the following draw functions. Colors are specified by their index position in the current palette.
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#### jlDrawFill
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```c
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void jlDrawFill(int x, int y);
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```
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Performs a flood fill from the given coordinates. The fill will continue as long as it occupies the same color as the starting point.
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#### jlDrawFillTo
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```c
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void jlDrawFillTo(int x, int y, byte color);
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```
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Performs a flood fill from the given coordinates. The fill will continue until it encounters pixels of `color`.
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#### jlDrawGetPixel
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```c
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byte jlDrawGetPixel(int x, int y);
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```
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Returns the color index of the specified pixel.
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#### jlDrawLine
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```c
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void jlDrawLine(int x1, int y1, int x2, int y2);
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```
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Draws a line from (x1, y1) to (x2, y2).
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#### jlDrawPoint
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```c
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void jlDrawPoint(int x, int y);
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```
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Draws a single point at location (x, y). |
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\ No newline at end of file |