From: Matthias Kramm Date: Fri, 26 Mar 2010 01:16:08 +0000 (-0700) Subject: compacted chars in record device X-Git-Tag: version-0-9-1~61^2~7 X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=commitdiff_plain;h=122910b2a27ff211d01e633e14f29bb0653b4631 compacted chars in record device --- diff --git a/lib/devices/record.c b/lib/devices/record.c index abace9b..d0d7715 100644 --- a/lib/devices/record.c +++ b/lib/devices/record.c @@ -30,6 +30,7 @@ #include #endif #include +#include #include "../gfxdevice.h" #include "../gfxtools.h" #include "../types.h" @@ -38,8 +39,16 @@ #include "../os.h" #include "record.h" +typedef struct _state { + char*last_string[16]; + gfxcolor_t last_color[16]; + gfxmatrix_t last_matrix[16]; +} state_t; + typedef struct _internal { gfxfontlist_t* fontlist; + state_t state; + writer_t w; int cliplevel; char use_tempfile; @@ -68,9 +77,11 @@ typedef struct _internal_result { #define OP_ENDPAGE 0x0c #define OP_FINISH 0x0d -#define OP_MOVETO 0x0e -#define OP_LINETO 0x0f -#define OP_SPLINETO 0x10 +#define FLAG_SAME_AS_LAST 0x10 + +#define LINE_MOVETO 0x0e +#define LINE_LINETO 0x0f +#define LINE_SPLINETO 0x10 static int record_setparameter(struct _gfxdevice*dev, const char*key, const char*value) { @@ -86,15 +97,15 @@ static void dumpLine(writer_t*w, gfxline_t*line) { while(line) { if(line->type == gfx_moveTo) { - writer_writeU8(w, OP_MOVETO); + writer_writeU8(w, LINE_MOVETO); writer_writeDouble(w, line->x); writer_writeDouble(w, line->y); } else if(line->type == gfx_lineTo) { - writer_writeU8(w, OP_LINETO); + writer_writeU8(w, LINE_LINETO); writer_writeDouble(w, line->x); writer_writeDouble(w, line->y); } else if(line->type == gfx_splineTo) { - writer_writeU8(w, OP_SPLINETO); + writer_writeU8(w, LINE_SPLINETO); writer_writeDouble(w, line->x); writer_writeDouble(w, line->y); writer_writeDouble(w, line->sx); @@ -118,15 +129,15 @@ static gfxline_t* readLine(reader_t*r) pos->next = line; pos = line; } - if(op == OP_MOVETO) { + if(op == LINE_MOVETO) { line->type = gfx_moveTo; line->x = reader_readDouble(r); line->y = reader_readDouble(r); - } else if(op == OP_LINETO) { + } else if(op == LINE_LINETO) { line->type = gfx_lineTo; line->x = reader_readDouble(r); line->y = reader_readDouble(r); - } else if(op == OP_SPLINETO) { + } else if(op == LINE_SPLINETO) { line->type = gfx_splineTo; line->x = reader_readDouble(r); line->y = reader_readDouble(r); @@ -165,6 +176,12 @@ static gfxcolor_t readColor(reader_t*r) col.a = reader_readU8(r); return col; } +static void readXY(reader_t*r, gfxmatrix_t*m) +{ + m->tx = reader_readDouble(r); + m->ty = reader_readDouble(r); +} + static gfxgradient_t* readGradient(reader_t*r) { gfxgradient_t*start = 0, *pos = 0; @@ -213,6 +230,11 @@ static void dumpMatrix(writer_t*w, gfxmatrix_t*matrix) writer_writeDouble(w, matrix->tx); writer_writeDouble(w, matrix->ty); } +static void dumpXY(writer_t*w, gfxmatrix_t*matrix) +{ + writer_writeDouble(w, matrix->tx); + writer_writeDouble(w, matrix->ty); +} static void dumpGradient(writer_t*w, gfxgradient_t*gradient) { while(gradient) { @@ -388,14 +410,26 @@ static void record_drawchar(struct _gfxdevice*dev, gfxfont_t*font, int glyphnr, } msg(" record: %08x DRAWCHAR %d\n", glyphnr, dev); - writer_writeU8(&i->w, OP_DRAWCHAR); - if(font) - writer_writeString(&i->w, font->id); - else - writer_writeString(&i->w, "*NULL*"); + const char*font_id = font->id?font->id:"*NULL*"; + + gfxmatrix_t*l = &i->state.last_matrix[OP_DRAWCHAR]; + + char same_font = i->state.last_string[OP_DRAWCHAR] && !strcmp(i->state.last_string[OP_DRAWCHAR], font_id); + char same_matrix = (l->m00 == matrix->m00) && (l->m01 == matrix->m01) && (l->m10 == matrix->m10) && (l->m11 == matrix->m11); + char same_color = !memcmp(color, &i->state.last_color[OP_DRAWCHAR], sizeof(gfxcolor_t)); + U8 flags = 0; + if(same_font && same_matrix && same_color) + flags |= FLAG_SAME_AS_LAST; + + writer_writeU8(&i->w, OP_DRAWCHAR|flags); writer_writeU32(&i->w, glyphnr); - dumpColor(&i->w, color); - dumpMatrix(&i->w, matrix); + if(!(flags&FLAG_SAME_AS_LAST)) { + writer_writeString(&i->w, font_id); + dumpColor(&i->w, color); + dumpMatrix(&i->w, matrix); + } else { + dumpXY(&i->w, matrix); + } } static void record_startpage(struct _gfxdevice*dev, int width, int height) @@ -423,6 +457,39 @@ static void record_drawlink(struct _gfxdevice*dev, gfxline_t*line, const char*ac writer_writeString(&i->w, action); } +static char* read_string(reader_t*r, state_t*state, U8 id, U8 flags) +{ + assert(id>=0 && id<16); + if(flags&FLAG_SAME_AS_LAST) { + assert(state->last_string[id]); + return state->last_string[id]; + } + char*s = reader_readString(r); + state->last_string[id] = strdup(s); + return s; +} +static gfxcolor_t read_color(reader_t*r, state_t*s, U8 id, U8 flags) +{ + assert(id>=0 && id<16); + if(flags&FLAG_SAME_AS_LAST) + return s->last_color[id]; + gfxcolor_t c = readColor(r); + s->last_color[id] = c; + return c; +} +static gfxmatrix_t read_matrix(reader_t*r, state_t*s, U8 id, U8 flags) +{ + assert(id>=0 && id<16); + if(flags&FLAG_SAME_AS_LAST) { + gfxmatrix_t m = s->last_matrix[id]; + readXY(r, &m); + return m; + } + gfxmatrix_t m = readMatrix(r); + s->last_matrix[id] = m; + return m; +} + static void replay(struct _gfxdevice*dev, gfxdevice_t*out, reader_t*r) { internal_t*i = 0; @@ -430,12 +497,17 @@ static void replay(struct _gfxdevice*dev, gfxdevice_t*out, reader_t*r) i = (internal_t*)dev->internal; } + state_t state; + memset(&state, 0, sizeof(state)); + gfxfontlist_t* fontlist = gfxfontlist_create(); while(1) { unsigned char op; if(r->read(r, &op, 1)!=1) break; + unsigned char flags = op&0xf0; + op&=0x0f; switch(op) { case OP_END: @@ -557,15 +629,17 @@ static void replay(struct _gfxdevice*dev, gfxdevice_t*out, reader_t*r) break; } case OP_DRAWCHAR: { - char* id = reader_readString(r); + U32 glyph = reader_readU32(r); + gfxmatrix_t m = {1,0,0, 0,1,0}; + char* id = read_string(r, &state, op, flags); + gfxcolor_t color = read_color(r, &state, op, flags); + gfxmatrix_t matrix = read_matrix(r, &state, op, flags); + gfxfont_t*font = id?gfxfontlist_findfont(fontlist, id):0; if(i && !font) { font = gfxfontlist_findfont(i->fontlist, id); } - U32 glyph = reader_readU32(r); msg(" replay: DRAWCHAR font=%s glyph=%d", id, glyph); - gfxcolor_t color = readColor(r); - gfxmatrix_t matrix = readMatrix(r); out->drawchar(out, font, glyph, &color, &matrix); free(id); break;