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@ -24,219 +24,70 @@ get_glyph(struct console_font_op* cfo, unsigned idx){
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return (unsigned char*)cfo->data + glyph_bytes(cfo) * idx;
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}
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static int // insert U+2580 (upper half block)
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shim_upper_half_block(struct console_font_op* cfo, unsigned idx){
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// idx is the glyph index within cfo->data. qbits are the occupied quadrants:
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// 0x8 = upper left
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// 0x4 = upper right
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// 0x2 = lower left
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// 0x1 = lower right
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static int
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shim_quad_block(struct console_font_op* cfo, unsigned idx, unsigned qbits){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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unsigned r = 0;
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unsigned r;
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for(r = 0 ; r < cfo->height / 2 ; ++r){
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for(size_t x = 0 ; x < row_bytes(cfo) ; ++x){
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*glyph++ = 0xff;
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unsigned char mask = 0x80;
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unsigned char* row = glyph + row_bytes(cfo) * r;
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unsigned x;
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for(x = 0 ; x < cfo->width / 2 ; ++x){
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if(qbits & 0x8){
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*row |= mask;
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}
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if((mask >>= 1) == 0){
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mask = 0x80;
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++row;
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}
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}
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}
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while(r < cfo->height){
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for(size_t x = 0 ; x < row_bytes(cfo) ; ++x){
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*glyph++ = 0;
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while(x < cfo->width){
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if(qbits & 0x4){
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*row |= mask;
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}
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if((mask >>= 1) == 0){
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mask = 0x80;
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++row;
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}
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++x;
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}
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++r;
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}
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return 0;
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}
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static int // insert U+2584 (lower half block)
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shim_lower_half_block(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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unsigned r;
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for(r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0;
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}
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while(r < cfo->height){
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*glyph = 0xff;
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++glyph;
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unsigned char mask = 0x80;
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unsigned char* row = glyph + row_bytes(cfo) * r;
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unsigned x;
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for(x = 0 ; x < cfo->width / 2 ; ++x){
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if(qbits & 0x2){
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*row |= mask;
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}
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if((mask >>= 1) == 0){
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mask = 0x80;
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++row;
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}
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}
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while(x < cfo->width){
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if(qbits & 0x1){
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*row |= mask;
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}
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if((mask >>= 1) == 0){
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mask = 0x80;
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++row;
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}
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++x;
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}
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++r;
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}
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return 0;
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}
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static int // insert U+258c (left half block)
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shim_left_half_block(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0xf0;
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}
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return 0;
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}
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static int // insert U+2590 (right half block)
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shim_right_half_block(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0x0f;
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}
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return 0;
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}
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static int // insert U+2598 (quadrant upper left)
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shim_upper_left_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0xf0;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0;
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}
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return 0;
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}
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static int // insert U+259D (quadrant upper right)
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shim_upper_right_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0x0f;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0;
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}
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return 0;
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}
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static int // insert U+2598 (quadrant lower left)
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shim_lower_left_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0xf0;
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}
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return 0;
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}
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static int // insert U+2597 (quadrant lower right)
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shim_lower_right_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0x0f;
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}
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return 0;
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}
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static int
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shim_no_upper_left_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0x0f;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0xff;
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}
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return 0;
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}
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static int
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shim_no_upper_right_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0xf0;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0xff;
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}
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return 0;
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}
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static int
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shim_no_lower_left_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0xff;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0x0f;
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}
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return 0;
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}
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static int
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shim_no_lower_right_quad(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0xff;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0xf0;
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}
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return 0;
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}
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static int
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shim_quad_ul_lr(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0xf0;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0x0f;
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}
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return 0;
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}
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static int
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shim_quad_ll_ur(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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if(glyph == NULL){
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return -1;
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}
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for(unsigned r = 0 ; r < cfo->height / 2 ; ++r, ++glyph){
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*glyph = 0x0f;
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}
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for(unsigned r = cfo->height / 2 ; r < cfo->height ; ++r, ++glyph){
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*glyph = 0xf0;
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}
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return 0;
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}
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static int
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shim_lower_seven_eighth(struct console_font_op* cfo, unsigned idx){
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unsigned char* glyph = get_glyph(cfo, idx);
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@ -426,30 +277,31 @@ static int
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program_block_drawing_chars(const notcurses* nc, struct console_font_op* cfo,
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struct unimapdesc* map){
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struct shimmer {
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int (*glyphfxn)(struct console_font_op* cfo, unsigned idx);
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unsigned qbits;
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wchar_t w;
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bool found;
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} shimmers[] = {
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{ .glyphfxn = shim_upper_half_block, .w = L'▀', .found = false, },
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{ .glyphfxn = shim_lower_half_block, .w = L'▄', .found = false, },
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{ .glyphfxn = shim_left_half_block, .w = L'▌', .found = false, },
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{ .glyphfxn = shim_right_half_block, .w = L'▐', .found = false, },
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{ .glyphfxn = shim_upper_left_quad, .w = L'▘', .found = false, },
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{ .glyphfxn = shim_upper_right_quad, .w = L'▝', .found = false, },
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{ .glyphfxn = shim_lower_left_quad, .w = L'▖', .found = false, },
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{ .glyphfxn = shim_lower_right_quad, .w = L'▗', .found = false, },
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{ .glyphfxn = shim_no_upper_left_quad, .w = L'▟', .found = false, },
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{ .glyphfxn = shim_no_upper_right_quad, .w = L'▙', .found = false, },
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{ .glyphfxn = shim_no_lower_left_quad, .w = L'▜', .found = false, },
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{ .glyphfxn = shim_no_lower_right_quad, .w = L'▛', .found = false, },
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{ .glyphfxn = shim_quad_ul_lr, .w = L'▚', .found = false, },
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{ .glyphfxn = shim_quad_ll_ur, .w = L'▞', .found = false, },
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{ .glyphfxn = shim_lower_seven_eighth, .w = L'▇', .found = false, },
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{ .glyphfxn = shim_lower_three_quarter, .w = L'▆', .found = false, },
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{ .glyphfxn = shim_lower_five_eighth, .w = L'▅', .found = false, },
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{ .glyphfxn = shim_lower_three_eighth, .w = L'▃', .found = false, },
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{ .glyphfxn = shim_lower_quarter, .w = L'▂', .found = false, },
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{ .glyphfxn = shim_lower_eighth, .w = L'▁', .found = false, },
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{ .qbits = 0xc, .w = L'▀', .found = false, },
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{ .qbits = 0x3, .w = L'▄', .found = false, },
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{ .qbits = 0xa, .w = L'▌', .found = false, },
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{ .qbits = 0x5, .w = L'▐', .found = false, },
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{ .qbits = 0x8, .w = L'▘', .found = false, },
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{ .qbits = 0x4, .w = L'▝', .found = false, },
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{ .qbits = 0x2, .w = L'▖', .found = false, },
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{ .qbits = 0x1, .w = L'▗', .found = false, },
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{ .qbits = 0x7, .w = L'▟', .found = false, },
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{ .qbits = 0xb, .w = L'▙', .found = false, },
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{ .qbits = 0xd, .w = L'▜', .found = false, },
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{ .qbits = 0xe, .w = L'▛', .found = false, },
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{ .qbits = 0x9, .w = L'▚', .found = false, },
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{ .qbits = 0x6, .w = L'▞', .found = false, },
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// FIXME need handle these as well!
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//{ .glyphfxn = shim_lower_seven_eighth, .w = L'▇', .found = false, },
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//{ .glyphfxn = shim_lower_three_quarter, .w = L'▆', .found = false, },
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//{ .glyphfxn = shim_lower_five_eighth, .w = L'▅', .found = false, },
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//{ .glyphfxn = shim_lower_three_eighth, .w = L'▃', .found = false, },
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//{ .glyphfxn = shim_lower_quarter, .w = L'▂', .found = false, },
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//{ .glyphfxn = shim_lower_eighth, .w = L'▁', .found = false, },
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};
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// first, take a pass to see which glyphs we already have
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for(unsigned i = 0 ; i < cfo->charcount ; ++i){
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@ -476,7 +328,7 @@ program_block_drawing_chars(const notcurses* nc, struct console_font_op* cfo,
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logwarn("Ran out of replaceable glyphs for U+%04lx\n", (long)shimmers[s].w);
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return -1;
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}
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if(shimmers[s].glyphfxn(cfo, candidate)){
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if(shim_quad_block(cfo, candidate, shimmers[s].qbits)){
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logwarn("Error replacing glyph for U+%04lx at %u\n", (long)shimmers[s].w, candidate);
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return -1;
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}
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