extern "C" void agg_gradient_pen(void* gr, REBINT gradtype, REBINT mode, REBXYF oft, REBXYF range, REBDEC angle, REBXYF scale, REBSER* colors){
#ifndef AGG_OPENGL
unsigned char colorTuples[256*4+1] = {2, 0,0,0,0, 0,0,0,0, 255,255,255,0}; //max number of color tuples is 256 + one length information char
REBDEC offsets[256] = {0.0 , 0.0, 1.0};
//gradient fill
RXIARG val;
REBCNT type,i,j,k;
REBDEC* matrix = new REBDEC[6];
for (i = 0, j = 1, k = 5; type = RL_GET_VALUE(colors, i, &val); i++) {
if (type == RXT_DECIMAL || type == RXT_INTEGER) {
offsets[j] = (type == RXT_DECIMAL) ? val.dec64 : val.int64;
//do some validation
offsets[j] = MIN(MAX(offsets[j], 0.0), 1.0);
if (j != 1 && offsets[j] < offsets[j-1])
offsets[j] = offsets[j-1];
if (j != 1 && offsets[j] == offsets[j-1])
offsets[j-1]-= 0.0000000001;
j++;
} else if (type == RXT_TUPLE) {
memcpy(&colorTuples[k], val.bytes + 1, 4);
k+=4;
}
}
//sanity checks
if (j == 1) offsets[0] = -1;
colorTuples[0] = MAX(2, (k - 5) / 4);
((agg_graphics*)gr)->agg_gradient_pen(gradtype, oft.x, oft.y, range.x, range.y, angle, scale.x, scale.y, colorTuples, offsets, mode);
#endif
}
extern "C" void agg_matrix(void* gr, REBSER* mtx)
{
RXIARG val;
REBCNT type;
REBCNT n;
REBDEC* matrix = new REBDEC[6];
for (n = 0; type = RL_GET_VALUE(mtx, n, &val),n < 6; n++) {
if (type == RXT_DECIMAL)
matrix[n] = val.dec64;
else if (type == RXT_INTEGER)
matrix[n] = val.int64;
else
return;
}
if (n != 6) return;
((agg_graphics*)gr)->agg_set_mtx(matrix);
delete[] matrix;
}
extern "C" void agg_image_scale(void* gr, REBYTE* img, REBINT w, REBINT h, REBSER* points)
{
#ifndef AGG_OPENGL
RXIARG p[4];
REBCNT type;
REBCNT n, len = 0;
for (n = 0; type = RL_GET_VALUE(points, n, &p[len]); n++) {
if (type == RXT_PAIR)
if (++len == 4) break;
}
if (!len) return;
if (len == 1) ((agg_graphics*)gr)->agg_image(img, p[0].pair.x, p[0].pair.y, w, h);
((agg_graphics*)gr)->agg_begin_poly(p[0].pair.x, p[0].pair.y);
switch (len) {
case 2:
((agg_graphics*)gr)->agg_add_vertex(p[1].pair.x, p[0].pair.y);
((agg_graphics*)gr)->agg_add_vertex(p[1].pair.x, p[1].pair.y);
((agg_graphics*)gr)->agg_add_vertex(p[0].pair.x, p[1].pair.y);
break;
case 3:
((agg_graphics*)gr)->agg_add_vertex(p[1].pair.x, p[1].pair.y);
((agg_graphics*)gr)->agg_add_vertex(p[2].pair.x, p[2].pair.y);
((agg_graphics*)gr)->agg_add_vertex(p[0].pair.x, p[2].pair.y);
break;
case 4:
((agg_graphics*)gr)->agg_add_vertex(p[1].pair.x, p[1].pair.y);
((agg_graphics*)gr)->agg_add_vertex(p[2].pair.x, p[2].pair.y);
((agg_graphics*)gr)->agg_add_vertex(p[3].pair.x, p[3].pair.y);
break;
}
((agg_graphics*)gr)->agg_end_poly_img(img, w, h);
#endif
}
*/ RXIEXT int RXD_Draw(int cmd, RXIFRM *frm, REBCEC *ctx)
/*
** DRAW command dispatcher.
**
***********************************************************************/
{
switch (cmd) {
case CMD_DRAW_INIT_WORDS:
//temp hack - will be removed later
draw_ext_words = RL_MAP_WORDS(RXA_SERIES(frm,1));
break;
case CMD_DRAW_ANTI_ALIAS:
agg_anti_alias(ctx->envr, RXA_LOGIC(frm, 1));
break;
case CMD_DRAW_ARC:
agg_arc(
ctx->envr,
RXA_PAIR(frm, 1),
RXA_PAIR(frm, 2),
(RXA_TYPE(frm, 3) == RXT_DECIMAL) ? RXA_DEC64(frm, 3) : RXA_INT64(frm, 3),
(RXA_TYPE(frm, 4) == RXT_DECIMAL) ? RXA_DEC64(frm, 4) : RXA_INT64(frm, 4),
RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 5)) - W_DRAW_OPENED
);
break;
case CMD_DRAW_ARROW:
agg_arrow(ctx->envr, RXA_PAIR(frm, 1), (RXA_TYPE(frm, 2) == RXT_NONE) ? NULL : RXA_TUPLE(frm, 2)+1);
break;
case CMD_DRAW_BOX:
agg_box(ctx->envr, RXA_PAIR(frm, 1), RXA_PAIR(frm, 2), (RXA_TYPE(frm, 3) == RXT_DECIMAL) ? RXA_DEC64(frm, 3) : RXA_INT64(frm, 3));
break;
case CMD_DRAW_CIRCLE:
agg_circle(ctx->envr, RXA_PAIR(frm, 1), RXA_PAIR(frm, 2));
break;
case CMD_DRAW_CLIP:
agg_clip(ctx->envr, RXA_PAIR(frm, 1), RXA_PAIR(frm, 2));
break;
case CMD_DRAW_CURVE:
if (RXA_TYPE(frm, 4) == RXT_NONE)
agg_curve3(ctx->envr, RXA_PAIR(frm, 1), RXA_PAIR(frm, 2), RXA_PAIR(frm, 3));
else
agg_curve4(ctx->envr, RXA_PAIR(frm, 1), RXA_PAIR(frm, 2), RXA_PAIR(frm, 3), RXA_PAIR(frm, 4));
break;
case CMD_DRAW_ELLIPSE:
agg_ellipse(ctx->envr, RXA_PAIR(frm, 1), RXA_PAIR(frm, 2));
break;
case CMD_DRAW_FILL_PEN:
{
//REBYTE* val;
//REBCNT type;
//REBSER* img;
if (RXA_TYPE(frm, 1) == RXT_TUPLE)
agg_fill_pen(ctx->envr, RXA_TUPLE(frm, 1)+1);
else if (RXA_TYPE(frm, 1) == RXT_LOGIC && !RXA_LOGIC(frm,1))
agg_fill_pen(ctx->envr, NULL);
else {
agg_fill_pen_image(ctx->envr, RXA_IMAGE_BITS(frm,1), RXA_IMAGE_WIDTH(frm,1), RXA_IMAGE_HEIGHT(frm,1));
}
}
break;
case CMD_DRAW_FILL_RULE:
agg_fill_rule(ctx->envr, RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 1)));
break;
case CMD_DRAW_GAMMA:
agg_gamma(ctx->envr, (RXA_TYPE(frm, 1) == RXT_DECIMAL) ? RXA_DEC64(frm, 1) : RXA_INT64(frm, 1));
break;
case CMD_DRAW_GRAD_PEN:
if (RXA_TYPE(frm, 7) == RXT_NONE)
agg_reset_gradient_pen(ctx->envr);
else
agg_gradient_pen(
ctx->envr,
RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 1)), //type
RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 2)), //mode
RXA_PAIR(frm, 3), //offset
RXA_PAIR(frm, 4), //range - (begin, end)
(RXA_TYPE(frm, 5) == RXT_DECIMAL) ? RXA_DEC64(frm, 5) : RXA_INT64(frm, 5), // angle
RXA_PAIR(frm, 6), // scale
RXA_SERIES(frm, 7) // unsigned char *colors
);
break;
case CMD_DRAW_IMAGE:
if (RXA_TYPE(frm, 2) == RXT_PAIR)
agg_image(ctx->envr, RXA_IMAGE_BITS(frm,1), RXA_IMAGE_WIDTH(frm,1), RXA_IMAGE_HEIGHT(frm,1), RXA_PAIR(frm, 2));
else {
agg_image_scale(ctx->envr, RXA_IMAGE_BITS(frm,1), RXA_IMAGE_WIDTH(frm,1), RXA_IMAGE_HEIGHT(frm,1), RXA_SERIES(frm, 2));
}
break;
case CMD_DRAW_IMAGE_FILTER:
agg_image_filter(
ctx->envr,
RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 1)) - W_DRAW_NEAREST,
RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 2)) - W_DRAW_RESIZE,
(RXA_TYPE(frm, 3) == RXT_NONE) ? 1.0 : (RXA_TYPE(frm, 3) == RXT_DECIMAL) ? RXA_DEC64(frm, 3) : RXA_INT64(frm, 3)
);
break;
case CMD_DRAW_IMAGE_OPTIONS:
agg_image_options(ctx->envr, (RXA_TYPE(frm, 1) == RXT_NONE) ? NULL : RXA_TUPLE(frm, 1)+1, RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 2)) - W_DRAW_NO_BORDER);
break;
case CMD_DRAW_IMAGE_PATTERN:
agg_image_pattern(ctx->envr, RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 1)) - W_DRAW_NORMAL, RXA_PAIR(frm, 2), RXA_PAIR(frm, 3));
break;
case CMD_DRAW_LINE:
{
RXIARG val[2];
REBCNT type;
REBCNT n, m = 0;
REBSER blk = RXA_SERIES(frm, 1);
for (n = 0; type = RL_GET_VALUE(blk, n, &val[m]); n++) {
if (type == RXT_PAIR) {
switch (++m){
case 1:
agg_path_open(ctx->envr);
break;
case 2:
agg_line(ctx->envr, val[0].pair,val[1].pair);
val[0] = val[1];
m--;
break;
}
}
}
}
break;
case CMD_DRAW_LINE_CAP:
agg_line_cap(ctx->envr, RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 1)) - W_DRAW_BUTT);
break;
case CMD_DRAW_LINE_JOIN:
agg_line_join(ctx->envr, RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 1)) - W_DRAW_MITER);
break;
case CMD_DRAW_LINE_WIDTH:
agg_line_width(ctx->envr, (RXA_TYPE(frm, 1) == RXT_DECIMAL) ? RXA_DEC64(frm, 1) : RXA_INT64(frm, 1), RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 2)) - W_DRAW_VARIABLE);
break;
case CMD_DRAW_LINE_PATTERN:
if (RXA_TYPE(frm, 2) == RXT_NONE)
agg_line_pattern(ctx->envr, NULL, NULL);
else {
REBSER patterns = RXA_SERIES(frm, 2);
REBINT len = RL_SERIES(patterns, RXI_SER_TAIL);
if (len > 1){
RXIARG val;
REBCNT type;
REBCNT n;
REBDEC* pattern = (REBDEC*) malloc ((len + 1) * sizeof(REBDEC)) ;
pattern[0] = len;
for (n = 0; type = RL_GET_VALUE(patterns, n, &val); n++) {
if (type == RXT_DECIMAL)
pattern[n+1] = val.dec64;
else if (type == RXT_INTEGER)
pattern[n+1] = val.int64;
else
break;
}
agg_line_pattern(ctx->envr, RXA_TUPLE(frm, 1)+1, pattern);
}
}
break;
case CMD_DRAW_INVERT_MATRIX:
agg_invert_matrix(ctx->envr);
break;
case CMD_DRAW_MATRIX:
agg_matrix(ctx->envr, RXA_SERIES(frm, 1));
break;
case CMD_DRAW_PEN:
if (RXA_TYPE(frm, 1) == RXT_TUPLE)
agg_pen(ctx->envr, RXA_TUPLE(frm, 1)+1);
else if (RXA_TYPE(frm, 1) == RXT_LOGIC && !RXA_LOGIC(frm,1))
agg_pen(ctx->envr, NULL);
else
agg_pen_image(ctx->envr, RXA_IMAGE_BITS(frm,1), RXA_IMAGE_WIDTH(frm,1), RXA_IMAGE_HEIGHT(frm,1));
break;
case CMD_DRAW_POLYGON:
{
RXIARG val;
REBCNT type;
REBCNT n;
REBSER blk = RXA_SERIES(frm, 1);
for (n = 0; type = RL_GET_VALUE(blk, n, &val); n++) {
if (type == RXT_PAIR) {
if (n > 0)
agg_add_vertex(ctx->envr, val.pair);
else
agg_begin_poly(ctx->envr, val.pair);
}
}
agg_end_poly(ctx->envr);
}
break;
case CMD_DRAW_PUSH:
{
REBCEC innerCtx;
innerCtx.envr = ctx->envr;
innerCtx.block = RXA_SERIES(frm, 1);
innerCtx.index = 0;
agg_push_matrix(ctx->envr);
RL_Do_Commands(RXA_SERIES(frm, 1), 0, &innerCtx);
agg_pop_matrix(ctx->envr);
}
break;
case CMD_DRAW_RESET_MATRIX:
agg_reset_matrix(ctx->envr);
break;
case CMD_DRAW_ROTATE:
agg_rotate(ctx->envr, (RXA_TYPE(frm, 1) == RXT_DECIMAL) ? RXA_DEC64(frm, 1) : RXA_INT64(frm, 1));
break;
case CMD_DRAW_SCALE:
agg_scale(ctx->envr, RXA_PAIR(frm, 1));
break;
case CMD_DRAW_SHAPE:
{
REBCEC innerCtx;
innerCtx.envr = ctx->envr;
innerCtx.block = RXA_SERIES(frm, 1);
innerCtx.index = 0;
agg_path_open(ctx->envr);
RL_Do_Commands(RXA_SERIES(frm, 1), 0, &innerCtx);
agg_path_close(ctx->envr);
}
break;
case CMD_DRAW_SKEW:
agg_skew(ctx->envr, RXA_PAIR(frm, 1));
break;
case CMD_DRAW_SPLINE:
{
REBSER points = RXA_SERIES(frm, 1);
REBINT len = RL_SERIES(points, RXI_SER_TAIL);
if (len > 3){
RXIARG val;
REBCNT type;
REBCNT n;
for (n = 0; type = RL_GET_VALUE(points, n, &val); n++) {
if (type == RXT_PAIR) {
if (n > 0)
agg_add_vertex(ctx->envr, val.pair);
else
agg_begin_poly(ctx->envr, val.pair);
}
}
agg_end_spline(ctx->envr, RXA_INT32(frm, 2), RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 3)) - W_DRAW_OPENED);
}
}
break;
case CMD_DRAW_TEXT:
agg_text(
ctx->envr,
(RL_FIND_WORD(draw_ext_words , RXA_WORD(frm, 3)) == W_DRAW_VECTORIAL) ? 1 : 0,
RXA_PAIR(frm, 1),
RXA_PAIR(frm, 2),
RXA_SERIES(frm, 4)
);
break;
case CMD_DRAW_TRANSFORM:
agg_transform(
ctx->envr,
(RXA_TYPE(frm, 1) == RXT_DECIMAL) ? RXA_DEC64(frm, 1) : RXA_INT64(frm, 1), // angle
RXA_PAIR(frm, 2), // center
RXA_PAIR(frm, 3), // scale
RXA_PAIR(frm, 4) // offset
);
break;
case CMD_DRAW_TRANSLATE:
agg_translate(ctx->envr, RXA_PAIR(frm, 1));
break;
case CMD_DRAW_TRIANGLE:
{
REBYTE b[4] = {0,0,0,0};
agg_triangle(
ctx->envr,
RXA_PAIR(frm, 1), // vertex-1
RXA_PAIR(frm, 2), // vertex-2
RXA_PAIR(frm, 3), // vertex-3
(RXA_TYPE(frm, 4) == RXT_NONE) ? NULL : RXA_TUPLE(frm, 4)+1, // color-1
(RXA_TYPE(frm, 5) == RXT_NONE) ? b : RXA_TUPLE(frm, 5)+1, // color-2
(RXA_TYPE(frm, 6) == RXT_NONE) ? b : RXA_TUPLE(frm, 6)+1, // color-3
(RXA_TYPE(frm, 7) == RXT_DECIMAL) ? RXA_DEC64(frm, 7) : RXA_INT64(frm, 7) // dilation
);
}
break;
default:
return RXR_NO_COMMAND;
}
return RXR_UNSET;
}
*/ RXIEXT int RXD_Shape(int cmd, RXIFRM *frm, REBCEC *ctx)
/*
** DRAW command dispatcher.
**
***********************************************************************/
{
// Reb_Print("SHAPE called\n");
REBCNT rel = 0;
switch (cmd) {
case CMD_SHAPE_INIT_WORDS:
//temp hack - will be removed later
shape_ext_words = RL_MAP_WORDS(RXA_SERIES(frm,1));
break;
case CMD_SHAPE_ARC_LIT:
rel = 1;
case CMD_SHAPE_ARC:
agg_path_arc(
ctx->envr,
rel,
RXA_PAIR(frm, 1),
RXA_PAIR(frm, 2),
(RXA_TYPE(frm, 3) == RXT_DECIMAL) ? RXA_DEC64(frm, 3) : RXA_INT64(frm, 3),
RL_FIND_WORD(shape_ext_words , RXA_WORD(frm, 4)) - W_SHAPE_NEGATIVE,
RL_FIND_WORD(shape_ext_words , RXA_WORD(frm, 5)) - W_SHAPE_SMALL
);
break;
case CMD_SHAPE_CLOSE:
agg_path_close(ctx->envr);
break;
case CMD_SHAPE_CURV_LIT:
rel = 1;
case CMD_SHAPE_CURV:
{
RXIARG val[2];
REBCNT type;
REBCNT n, m = 0;
REBSER blk = RXA_SERIES(frm, 1);
for (n = 0; type = RL_GET_VALUE(blk, n, &val[m]); n++) {
if (type == RXT_PAIR && ++m == 2) {
agg_path_curv(ctx->envr, rel, val[0].pair, val[1].pair);
m = 0;
}
}
}
break;
case CMD_SHAPE_CURVE_LIT:
rel = 1;
case CMD_SHAPE_CURVE:
{
RXIARG val[3];
REBCNT type;
REBCNT n, m = 0;
REBSER blk = RXA_SERIES(frm, 1);
for (n = 0; type = RL_GET_VALUE(blk, n, &val[m]); n++) {
if (type == RXT_PAIR && ++m == 3) {
agg_path_curve(ctx->envr, rel, val[0].pair, val[1].pair, val[2].pair);
m = 0;
}
}
}
break;
case CMD_SHAPE_HLINE_LIT:
rel = 1;
case CMD_SHAPE_HLINE:
agg_path_hline(ctx->envr, rel, (RXA_TYPE(frm, 1) == RXT_DECIMAL) ? RXA_DEC64(frm, 1) : RXA_INT64(frm, 1));
break;
case CMD_SHAPE_LINE_LIT:
rel = 1;
case CMD_SHAPE_LINE:
if (RXA_TYPE(frm, 1) == RXT_PAIR)
agg_path_line(ctx->envr, rel, RXA_PAIR(frm, 1));
else {
RXIARG val;
REBCNT type;
REBCNT n;
REBSER blk = RXA_SERIES(frm, 1);
for (n = 0; type = RL_GET_VALUE(blk, n, &val); n++) {
if (type == RXT_PAIR)
agg_path_line(ctx->envr, rel, val.pair);
}
}
break;
case CMD_SHAPE_MOVE_LIT:
rel = 1;
case CMD_SHAPE_MOVE:
agg_path_move(ctx->envr, rel, RXA_PAIR(frm, 1));
break;
case CMD_SHAPE_QCURV_LIT:
rel = 1;
case CMD_SHAPE_QCURV:
agg_path_qcurv(ctx->envr, rel, RXA_PAIR(frm, 1));
break;
case CMD_SHAPE_QCURVE_LIT:
rel = 1;
case CMD_SHAPE_QCURVE:
{
RXIARG val[2];
REBCNT type;
REBCNT n, m = 0;
REBSER blk = RXA_SERIES(frm, 1);
for (n = 0; type = RL_GET_VALUE(blk, n, &val[m]); n++) {
if (type == RXT_PAIR && ++m == 2) {
agg_path_qcurve(ctx->envr, rel, val[0].pair, val[1].pair);
m = 0;
}
}
}
break;
case CMD_SHAPE_VLINE_LIT:
rel = 1;
case CMD_SHAPE_VLINE:
agg_path_vline(ctx->envr, rel, (RXA_TYPE(frm, 1) == RXT_DECIMAL) ? RXA_DEC64(frm, 1) : RXA_INT64(frm, 1));
break;
default:
return RXR_NO_COMMAND;
}
return RXR_UNSET;
}
*/ RXIEXT int RXD_Text(int cmd, RXIFRM *frm, REBCEC *ctx)
/*
** DRAW command dispatcher.
**
***********************************************************************/
{
switch (cmd) {
case CMD_TEXT_INIT_WORDS:
//temp hack - will be removed later
text_ext_words = RL_MAP_WORDS(RXA_SERIES(frm,1));
break;
case CMD_TEXT_ANTI_ALIAS:
rt_anti_alias(ctx->envr, RXA_LOGIC(frm, 1));
break;
case CMD_TEXT_BOLD:
rt_bold(ctx->envr, RXA_LOGIC(frm, 1));
break;
case CMD_TEXT_CARET:
{
RXIARG val;
u32 *words, *w;
REBSER *obj;
REBCNT type;
REBXYF caret, highlightStart, highlightEnd;
REBXYF *pcaret = 0, *phighlightStart = 0;
obj = RXA_OBJECT(frm, 1);
//Reb_Print("RXI_WORDS_OF_OBJECT() called\n");
words = RL_WORDS_OF_OBJECT(obj);
//Reb_Print("RXI_WORDS_OF_OBJECT() OK\n");
w = words;
while (type = RL_GET_FIELD(obj, w[0], &val))
{
// RL_Print("word: %d %d %d\n", w[0],w[1], (REBYTE)w[1]);
switch(RL_FIND_WORD(text_ext_words,w[0]))
{
case W_TEXT_CARET:
if (type == RXT_BLOCK){
REBSER* block = val.series;
REBINT len = RL_SERIES(block, RXI_SER_TAIL);
if (len > 1){
RXIARG pos, elem;
if (
RL_GET_VALUE(block, 0, &pos) == RXT_BLOCK &&
RL_GET_VALUE(block, 1, &elem) == RXT_STRING
){
caret.x = 1 + pos.index;
caret.y = 1 + elem.index;
pcaret = ⁁
}
}
}
break;
case W_TEXT_HIGHLIGHT_START:
if (type == RXT_BLOCK){
REBSER* block = val.series;
REBINT len = RL_SERIES(block, RXI_SER_TAIL);
if (len > 1){
RXIARG pos, elem;
if (
RL_GET_VALUE(block, 0, &pos) == RXT_BLOCK &&
RL_GET_VALUE(block, 1, &elem) == RXT_STRING
){
highlightStart.x = 1 + pos.index;
highlightStart.y = 1 + elem.index;
phighlightStart = &highlightStart;
}
}
}
break;
case W_TEXT_HIGHLIGHT_END:
if (type == RXT_BLOCK){
REBSER* block = val.series;
REBINT len = RL_SERIES(block, RXI_SER_TAIL);
if (len > 1){
RXIARG pos, elem;
if (
RL_GET_VALUE(block, 0, &pos) == RXT_BLOCK &&
RL_GET_VALUE(block, 1, &elem) == RXT_STRING
){
highlightEnd.x = 1 + pos.index;
highlightEnd.y = 1 + elem.index;
}
}
}
break;
}
w++;
}
OS_Free(words);
rt_caret(ctx->envr, pcaret, phighlightStart, highlightEnd);
}
break;
case CMD_TEXT_CENTER:
rt_center(ctx->envr);
break;
case CMD_TEXT_COLOR:
rt_color(ctx->envr, RXA_TUPLE(frm,1) + 1);
break;
case CMD_TEXT_DROP:
rt_drop(ctx->envr, RXA_INT32(frm,1));
break;
case CMD_TEXT_FONT:
{
RXIARG val;
u32 *words,*w;
REBSER *obj;
REBCNT type;
REBFNT *font = rt_get_font(ctx->envr);
obj = RXA_OBJECT(frm, 1);
words = RL_WORDS_OF_OBJECT(obj);
w = words;
while (type = RL_GET_FIELD(obj, w[0], &val))
{
switch(RL_FIND_WORD(text_ext_words,w[0]))
{
case W_TEXT_NAME:
if (type == RXT_STRING){
wchar_t* str;
REBCNT gc = TRUE;
if (RL_GET_STRING(val.series, 0 , (void*)&str) < 0){
size_t newSize = mbstowcs(NULL, (char*)str, 0) + 1;
size_t origsize = strlen((char*)str) + 1;
//note: following string will be deallocated by the rich text module
wchar_t* wstr = OS_Make(newSize * sizeof( wchar_t ));
mbstowcs(wstr, (char*)str, newSize);
str = wstr;
gc = FALSE;
}
font->name = str;
font->name_gc = gc;
}
break;
case W_TEXT_STYLE:
switch(type)
{
case RXT_WORD:
{
u32 styleWord = RL_FIND_WORD(text_ext_words,val.int32a);
if (styleWord) rt_set_font_styles(font, styleWord);
}
break;
case RXT_BLOCK:
{
RXIARG styleVal;
REBCNT styleType;
REBCNT n;
u32 styleWord;
for (n = 0; styleType = RL_GET_VALUE(val.series, n, &styleVal); n++) {
if (styleType == RXT_WORD) {
styleWord = RL_FIND_WORD(text_ext_words,styleVal.int32a);
if (styleWord) rt_set_font_styles(font, styleWord);
}
}
}
break;
}
break;
case W_TEXT_SIZE:
if (type == RXT_INTEGER)
font->size = val.int64;
break;
case W_TEXT_COLOR:
if (type == RXT_TUPLE)
memcpy(font->color,val.bytes + 1 , 4);
break;
case W_TEXT_OFFSET:
if (type == RXT_PAIR) {
font->offset_x = val.pair.x;
font->offset_y = val.pair.y;
}
break;
case W_TEXT_SPACE:
if (type == RXT_PAIR) {
font->space_x = val.pair.x;
font->space_y = val.pair.y;
}
break;
case W_TEXT_SHADOW:
switch(type)
{
case RXT_PAIR:
{
font->shadow_x = val.pair.x;
font->shadow_y = val.pair.y;
}
break;
case RXT_BLOCK:
{
RXIARG shadowVal;
REBCNT shadowType;
REBCNT n;
for (n = 0; shadowType = RL_GET_VALUE(val.series, n, &shadowVal); n++) {
switch (shadowType)
{
case RXT_PAIR:
font->shadow_x = shadowVal.pair.x;
font->shadow_y = shadowVal.pair.y;
break;
case RXT_TUPLE:
memcpy(font->shadow_color,shadowVal.bytes + 1 , 4);
break;
case RXT_INTEGER:
font->shadow_blur = shadowVal.int64;
break;
}
}
}
break;
}
break;
}
w++;
}
OS_Free(words);
rt_font(ctx->envr, font);
}
break;
case CMD_TEXT_ITALIC:
rt_italic(ctx->envr, RXA_LOGIC(frm, 1));
break;
case CMD_TEXT_LEFT:
rt_left(ctx->envr);
break;
case CMD_TEXT_NEWLINE:
rt_newline(ctx->envr, ctx->index + 1);
break;
case CMD_TEXT_PARA:
{
RXIARG val;
u32 *words,*w;
REBSER *obj;
REBCNT type;
REBPRA *para = rt_get_para(ctx->envr);
obj = RXA_OBJECT(frm, 1);
words = RL_WORDS_OF_OBJECT(obj);
w = words;
while (type = RL_GET_FIELD(obj, w[0], &val))
{
switch(RL_FIND_WORD(text_ext_words,w[0]))
{
case W_TEXT_ORIGIN:
if (type == RXT_PAIR) {
para->origin_x = val.pair.x;
para->origin_y = val.pair.y;
}
break;
case W_TEXT_MARGIN:
if (type == RXT_PAIR) {
para->margin_x = val.pair.x;
para->margin_y = val.pair.y;
}
break;
case W_TEXT_INDENT:
if (type == RXT_PAIR) {
para->indent_x = val.pair.x;
para->indent_y = val.pair.y;
}
break;
case W_TEXT_TABS:
if (type == RXT_INTEGER) {
para->tabs = val.int64;
}
break;
case W_TEXT_WRAPQ:
if (type == RXT_LOGIC) {
para->wrap = val.int32a;
}
break;
case W_TEXT_SCROLL:
if (type == RXT_PAIR) {
para->scroll_x = val.pair.x;
para->scroll_y = val.pair.y;
}
break;
case W_TEXT_ALIGN:
if (type == RXT_WORD) {
para->align = RL_FIND_WORD(text_ext_words,val.int32a);
}
break;
case W_TEXT_VALIGN:
if (type == RXT_WORD) {
para->valign = RL_FIND_WORD(text_ext_words,val.int32a);
}
break;
}
w++;
}
OS_Free(words);
rt_para(ctx->envr, para);
}
break;
case CMD_TEXT_RIGHT:
rt_right(ctx->envr);
break;
case CMD_TEXT_SCROLL:
rt_scroll(ctx->envr, RXA_PAIR(frm, 1));
break;
case CMD_TEXT_SHADOW:
rt_shadow(ctx->envr, RXA_PAIR(frm, 1), RXA_TUPLE(frm,2) + 1, RXA_INT32(frm,3));
break;
case CMD_TEXT_SIZE:
rt_font_size(ctx->envr, RXA_INT32(frm,1));
break;
case CMD_TEXT_TEXT:
{
REBCHR* str;
REBCNT gc = TRUE;
if (RL_GET_STRING(RXA_SERIES(frm, 1), 0 , (void*)&str) < 0){
size_t newSize = mbstowcs(NULL, (char*)str, 0) + 1;
size_t origsize = strlen((char*)str) + 1;
//note: following string will be deallocated by the rich text module
wchar_t* wstr = OS_Make(newSize * sizeof( wchar_t ));
mbstowcs(wstr, (char*)str, newSize);
str = (REBCHR*)wstr;
gc = FALSE;
}
rt_text(ctx->envr, str, ctx->index + 2, gc);
}
break;
case CMD_TEXT_UNDERLINE:
rt_underline(ctx->envr, RXA_LOGIC(frm, 1));
break;
default:
return RXR_NO_COMMAND;
}
return RXR_UNSET;
}
*/ RXIEXT int RXD_Graphics(int cmd, RXIFRM *frm, void *data)
/*
** Graphics command extension dispatcher.
**
***********************************************************************/
{
switch (cmd) {
case CMD_GRAPHICS_SHOW:
Show_Gob((REBGOB*)RXA_SERIES(frm, 1));
break;
case CMD_GRAPHICS_SIZE_TEXT:
if (Rich_Text) {
RXA_TYPE(frm, 2) = RXT_PAIR;
rt_size_text(Rich_Text, (REBGOB*)RXA_SERIES(frm, 1),&RXA_PAIR(frm, 2));
RXA_PAIR(frm, 1).x = RXA_PAIR(frm, 2).x;
RXA_PAIR(frm, 1).y = RXA_PAIR(frm, 2).y;
RXA_TYPE(frm, 1) = RXT_PAIR;
return RXR_VALUE;
}
break;
case CMD_GRAPHICS_OFFSET_TO_CARET:
if (Rich_Text) {
REBINT element = 0, position = 0;
REBSER* dialect;
REBSER* block;
RXIARG val; //, str;
REBCNT n, type;
rt_offset_to_caret(Rich_Text, (REBGOB*)RXA_SERIES(frm, 1), RXA_PAIR(frm, 2), &element, &position);
// RL_Print("OTC: %d, %d\n", element, position);
dialect = (REBSER *)GOB_CONTENT((REBGOB*)RXA_SERIES(frm, 1));
block = RL_MAKE_BLOCK(RL_SERIES(dialect, RXI_SER_TAIL));
for (n = 0; type = RL_GET_VALUE(dialect, n, &val); n++) {
if (n == element) val.index = position;
RL_SET_VALUE(block, n, val, type);
}
RXA_TYPE(frm, 1) = RXT_BLOCK;
RXA_SERIES(frm, 1) = block;
RXA_INDEX(frm, 1) = element;
return RXR_VALUE;
}
break;
case CMD_GRAPHICS_CARET_TO_OFFSET:
if (Rich_Text) {
REBXYF result;
REBINT elem,pos;
if (RXA_TYPE(frm, 2) == RXT_INTEGER){
elem = RXA_INT64(frm, 2)-1;
} else {
elem = RXA_INDEX(frm, 2);
}
if (RXA_TYPE(frm, 3) == RXT_INTEGER){
pos = RXA_INT64(frm, 3)-1;
} else {
pos = RXA_INDEX(frm, 3);
}
// RL_Print("CTO: %d, %d\n", element, position);
rt_caret_to_offset(Rich_Text, (REBGOB*)RXA_SERIES(frm, 1), &result, elem, pos);
RXA_PAIR(frm, 1).x = result.x;
RXA_PAIR(frm, 1).y = result.y;
RXA_TYPE(frm, 1) = RXT_PAIR;
return RXR_VALUE;
}
break;
case CMD_GRAPHICS_CURSOR:
{
REBINT n = 0;
REBSER image = 0;
if (RXA_TYPE(frm, 1) == RXT_IMAGE) {
image = RXA_IMAGE_BITS(frm,1);
} else {
n = RXA_INT64(frm,1);
}
if (Custom_Cursor) {
//Destroy cursor object only if it is a custom image
DestroyCursor(Cursor);
Custom_Cursor = FALSE;
}
if (n > 0)
Cursor = LoadCursor(NULL, (LPCTSTR)n);
else if (image) {
Cursor = Image_To_Cursor(image, RXA_IMAGE_WIDTH(frm,1), RXA_IMAGE_HEIGHT(frm,1));
Custom_Cursor = TRUE;
} else
Cursor = NULL;
SetCursor(Cursor);
}
break;
case CMD_GRAPHICS_DRAW:
{
REBYTE* img = 0;
REBINT w,h;
if (RXA_TYPE(frm, 1) == RXT_IMAGE) {
img = RXA_IMAGE_BITS(frm, 1);
w = RXA_IMAGE_WIDTH(frm, 1);
h = RXA_IMAGE_HEIGHT(frm, 1);
} else {
REBSER* i;
w = RXA_PAIR(frm,1).x;
h = RXA_PAIR(frm,1).y;
i = RL_MAKE_IMAGE(w,h);
img = (REBYTE *)RL_SERIES(i, RXI_SER_DATA);
RXA_TYPE(frm, 1) = RXT_IMAGE;
RXA_ARG(frm, 1).width = w;
RXA_ARG(frm, 1).height = h;
RXA_ARG(frm, 1).image = i;
}
Draw_Image(img, w, h, RXA_SERIES(frm, 2));
return RXR_VALUE;
}
break;
case CMD_GRAPHICS_GUI_METRIC:
{
REBINT x,y;
u32 w = RL_FIND_WORD(graphics_ext_words,RXA_WORD(frm, 1));
switch(w)
{
case W_GRAPHICS_SCREEN_SIZE:
x = GetSystemMetrics(SM_CXSCREEN);
y = GetSystemMetrics(SM_CYSCREEN);
break;
case W_GRAPHICS_TITLE_SIZE:
x = 0;
y = GetSystemMetrics(SM_CYCAPTION);
break;
case W_GRAPHICS_BORDER_SIZE:
x = GetSystemMetrics(SM_CXSIZEFRAME);
y = GetSystemMetrics(SM_CYSIZEFRAME);
break;
case W_GRAPHICS_BORDER_FIXED:
x = GetSystemMetrics(SM_CXFIXEDFRAME);
y = GetSystemMetrics(SM_CYFIXEDFRAME);
break;
case W_GRAPHICS_WORK_ORIGIN:
{
RECT rect;
SystemParametersInfo(SPI_GETWORKAREA, 0, &rect, 0);
x = rect.left;
y = rect.top;
}
break;
case W_GRAPHICS_WORK_SIZE:
{
RECT rect;
SystemParametersInfo(SPI_GETWORKAREA, 0, &rect, 0);
x = rect.right;
y = rect.bottom;
}
break;
}
if (w){
RXA_PAIR(frm, 1).x = x;
RXA_PAIR(frm, 1).y = y;
RXA_TYPE(frm, 1) = RXT_PAIR;
} else {
RXA_TYPE(frm, 1) = RXT_NONE;
}
return RXR_VALUE;
}
break;
case CMD_GRAPHICS_INIT:
Gob_Root = (REBGOB*)RXA_SERIES(frm, 1); // system/view/screen-gob
Gob_Root->size.x = (REBD32)GetSystemMetrics(SM_CXSCREEN);
Gob_Root->size.y = (REBD32)GetSystemMetrics(SM_CYSCREEN);
//Initialize text rendering context
if (Rich_Text) Destroy_RichText(Rich_Text);
Rich_Text = Create_RichText();
break;
case CMD_GRAPHICS_INIT_WORDS:
//temp hack - will be removed later
graphics_ext_words = RL_MAP_WORDS(RXA_SERIES(frm,1));
break;
default:
return RXR_NO_COMMAND;
}
return RXR_UNSET;
}
