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String functions for wrapped text

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ZedThree
2014-05-31 16:39:40 +02:00
parent 583fbaa2a4
commit a06f6ade8b
1 changed files with 124 additions and 16 deletions
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140
src/gfx.c
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@@ -1307,15 +1307,62 @@ void gfx_draw_string_right(rct_drawpixelinfo* dpi, int format, void* args, int c
int gfx_draw_string_centred_wrapped(rct_drawpixelinfo *dpi, void *args, int x, int y, int width, int format, int colour)
{
int eax, ebx, ecx, edx, esi, edi, ebp;
// Location of font sprites
uint16* current_font_sprite_base;
// Location of font flags
uint16 current_font_flags;
eax = colour;
ebx = format;
ecx = x;
edx = y;
esi = (int)args;
edi = (int)dpi;
ebp = width;
RCT2_CALLFUNC_X(0x006C1E53, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
current_font_sprite_base = RCT2_ADDRESS(RCT2_ADDRESS_CURRENT_FONT_SPRITE_BASE, uint16);
*current_font_sprite_base = 0xE0;
char* buffer = RCT2_ADDRESS(0x009C383D, char);
gfx_draw_string(dpi, buffer, colour, dpi->x, dpi->y);
buffer = RCT2_ADDRESS(RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, char);
format_string(buffer, format, args);
*current_font_sprite_base = 0xE0;
esi = buffer;
edi = width;
RCT2_CALLFUNC_X(0x006C21E2, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
ecx &= 0xFFFF;
edi &= 0xFFFF;
RCT2_GLOBAL(0x00F43938, uint16) = 0x0A;
if (ebx > 0xE0) {
RCT2_GLOBAL(0x00F43938, uint16) = 6;
if (ebx != 0x1C0) {
RCT2_GLOBAL(0x00F43938, uint16) = 0x12;
}
}
if (*buffer == 0x0B) {
RCT2_GLOBAL(0x00F43938, uint16) = RCT2_GLOBAL(0x00F43938, uint16) + 1;
}
ebx = (RCT2_GLOBAL(0x00F43938, uint16) / 2) * edi;
edx = y - ebx;
RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_FONT_FLAGS, uint16) = 0;
buffer = RCT2_ADDRESS(RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, char);
do {
int new_width = gfx_get_string_width(buffer);
new_width /= 2;
gfx_draw_string(dpi, buffer, 0xFE, x - new_width, edx);
buffer += strlen(buffer) + 1;
edx += RCT2_GLOBAL(0x00F43938, uint16);
eax = (RCT2_GLOBAL(0x00F43938, uint16) / 2) * edi;
ebx -= eax;
} while (ebx > 0);
return (sint16)(edx & 0xFFFF) - y;
}
@@ -1334,17 +1381,78 @@ int gfx_draw_string_centred_wrapped(rct_drawpixelinfo *dpi, void *args, int x, i
int gfx_draw_string_left_wrapped(rct_drawpixelinfo *dpi, void *args, int x, int y, int width, int format, int colour)
{
int eax, ebx, ecx, edx, esi, edi, ebp;
// eax = colour;
// ebx = format;
// ecx = x;
// edx = y;
// esi = (int)args;
// edi = (int)dpi;
// ebp = width;
// RCT2_CALLFUNC_X(0x006C2105, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
// return (sint16)(edx & 0xFFFF) - y;
eax = colour;
ebx = format;
ecx = x;
edx = y;
esi = (int)args;
edi = (int)dpi;
ebp = width;
RCT2_CALLFUNC_X(0x006C2105, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
// Location of font sprites
uint16* current_font_sprite_base;
// Location of font flags
uint16 current_font_flags;
current_font_sprite_base = RCT2_ADDRESS(RCT2_ADDRESS_CURRENT_FONT_SPRITE_BASE, uint16);
*current_font_sprite_base = 0xE0;
char* buffer = RCT2_ADDRESS(0x009C383D, char);
gfx_draw_string(dpi, buffer, colour, dpi->x, dpi->y);
buffer = RCT2_ADDRESS(RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, char);
format_string(buffer, format, args);
buffer = RCT2_ADDRESS(RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, char);
*current_font_sprite_base = 0xE0;
// Add line breaks? Adds \0 rather than \n
// not working for strings with colour code?
esi = buffer;
edi = width;
RCT2_CALLFUNC_X(0x006C21E2, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
ecx &= 0xFFFF;
edi &= 0xFFFF;
// Font height?
RCT2_GLOBAL(0x00F43938, uint16) = 0x0A;
if (ebx > 0xE0) {
RCT2_GLOBAL(0x00F43938, uint16) = 6;
if (ebx != 0x1C0) {
RCT2_GLOBAL(0x00F43938, uint16) = 0x12;
}
}
// Number of lines?
ebx = (RCT2_GLOBAL(0x00F43938, uint16) / 2) * edi;
RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_FONT_FLAGS, uint16) = 0;
buffer = RCT2_ADDRESS(RCT2_ADDRESS_COMMON_STRING_FORMAT_BUFFER, char);
esi = buffer;
edx = y;
do {
gfx_draw_string(dpi, buffer, 0xFE, x, edx);
buffer += strlen(buffer) + 1;
edx += RCT2_GLOBAL(0x00F43938, uint16);
eax = (RCT2_GLOBAL(0x00F43938, uint16) / 2);
ebx -= eax;
} while (ebx >= 0);
return (sint16)(edx & 0xFFFF) - y;
}
/**