| 1 | /* |
| 2 | * draw.h |
| 3 | * |
| 4 | * [Generated from draw, 25 September 1996] |
| 5 | */ |
| 6 | |
| 7 | #if !defined(__CC_NORCROFT) || !defined(__arm) |
| 8 | #error You must use the Norcroft ARM Compiler for Sapphire programs |
| 9 | #endif |
| 10 | |
| 11 | #pragma include_only_once |
| 12 | #pragma force_top_level |
| 13 | |
| 14 | #ifndef __draw_h |
| 15 | #define __draw_h |
| 16 | |
| 17 | #ifndef __sapphire_h |
| 18 | #include "sapphire.h" |
| 19 | #endif |
| 20 | |
| 21 | /*----- Overview ----------------------------------------------------------* |
| 22 | * |
| 23 | * Functions provided: |
| 24 | * |
| 25 | * draw_render |
| 26 | * draw_checkValid |
| 27 | */ |
| 28 | |
| 29 | /* --- draw_render --- * |
| 30 | * |
| 31 | * On entry: R0 == scale to plot drawfile (16.16 form) |
| 32 | * R1 == pointer to a redraw block |
| 33 | * R2 == pointer to drawfile in memory |
| 34 | * R3 == size of drawfile block |
| 35 | * |
| 36 | * On exit: -- |
| 37 | * |
| 38 | * Use: Renders a DrawFile in a window. Objects which aren't |
| 39 | * recognised are not rendered. The objects which are handled |
| 40 | * are as follows: |
| 41 | * |
| 42 | * * Font table objects |
| 43 | * * Text objects (in fonts, or in system font) |
| 44 | * * Draw path objects, filled and unfilled, including |
| 45 | * dotted outlines |
| 46 | * * Group objects |
| 47 | * * Tagged objects |
| 48 | * * Sprite objects, rendered as well as we can make it |
| 49 | * * Transformed text, only on RISC OS 3 |
| 50 | * * Transformed sprite, only on RISC OS 3 |
| 51 | */ |
| 52 | |
| 53 | extern routine draw_render; |
| 54 | |
| 55 | /* --- draw_checkValid --- * |
| 56 | * |
| 57 | * On entry: R0 == pointer to start of drawfile |
| 58 | * |
| 59 | * On exit: May return an error |
| 60 | * |
| 61 | * Use: Checks whether a drawfile is basically sound. This checking |
| 62 | * isn't compulsory, and just checks the initial word and the |
| 63 | * format version number -- nothing very exciting. |
| 64 | */ |
| 65 | |
| 66 | extern routine draw_checkValid; |
| 67 | |
| 68 | /*----- That's all, folks -------------------------------------------------*/ |
| 69 | |
| 70 | #endif |