WebSVN – wimsdev – Diff – /trunk/wims/src/Misc/canvasdraw/canvasdraw.c



                    string_length = 1 + snprintf(NULL,0,"var draw_xml%d = {id:%d,type:'mathml',x:[%d],y:[%d],mathml:\"%s\",drag_type:%d,onclick:%d,object_cnt:%d,stroke_color:\"%s\",stroke_opacity:%.2f,fill_color:\"%s\",fill_opacity:%.2f,use_center:%d,use_snap:%d,angle:%f,fontfamily:\"%s\",transform:%s,use_affine:%d,offset:[0,0],use_slider:%s,rotation_center:%s,once:true};slidergroup[%d] = null;draw_xml(draw_xml%d);\n",drawxml_cnt,drawxml_cnt,int_data[0],int_data[1],temp,drag_type,onclick,object_cnt,stroke_color,stroke_opacity,fill_color,fill_opacity,int_data[2],use_snap,angle,font_family,doubledata2js_array(affine_matrix,6,decimals),use_affine,my_sliders,rotation_center,object_cnt,drawxml_cnt);
                    check_string_length(string_length);tmp_buffer = my_newmem(string_length);
                    snprintf(tmp_buffer,string_length,  "var draw_xml%d = {id:%d,type:'mathml',x:[%d],y:[%d],mathml:\"%s\",drag_type:%d,onclick:%d,object_cnt:%d,stroke_color:\"%s\",stroke_opacity:%.2f,fill_color:\"%s\",fill_opacity:%.2f,use_center:%d,use_snap:%d,angle:%f,fontfamily:\"%s\",transform:%s,use_affine:%d,offset:[0,0],use_slider:%s,rotation_center:%s,once:true};slidergroup[%d] = null;draw_xml(draw_xml%d);\n",drawxml_cnt,drawxml_cnt,int_data[0],int_data[1],temp,drag_type,onclick,object_cnt,stroke_color,stroke_opacity,fill_color,fill_opacity,int_data[2],use_snap,angle,font_family,doubledata2js_array(affine_matrix,6,decimals),use_affine,my_sliders,rotation_center,object_cnt,drawxml_cnt);
                    add_to_buffer(tmp_buffer);
                    if(onclick != 0 ){object_cnt++;}
 
                    drawxml_cnt++;/* keeps track on imported img,div,p,span,mathml,svg */
                    break;
                    default:break;
                }
            }

    if( f == NULL ){canvas_error("I'm having trouble parsing your \"expression\" ") ;}
    /* we supply the true x/y values...draw_curve() will convert these (x:y) to pixels : used for pan/scale */
    double xydata[MAX_BUFFER+1];/* hmmm */
    int lim_ymin =(int)( ymin - 4*fabs(ymin));/* 19-4-2015 replacing "abs" by "fabs"*/
    int lim_ymax =(int)( ymax + 4*fabs(ymax));/* 19-4-2015 replacing "abs" by "fabs"*/
    double c = 1.0;double s = 1.0;
    if( use_rotate == TRUE ){s = sin(angle*0.0174533);c = cos(angle*0.0174533);}
    for ( xv = 0 ;xv < xsize ; xv = xv+xstep ){
        x = (double) (xv*a + xmin);
        xorg = x;
        if( i < MAX_BUFFER - 2){

    void *f = eval_create(fun);
    assert (f);
    if( f == NULL ){canvas_error("I'm having trouble parsing your \"expression\" ") ;}
    double a = (double)((xmax - xmin)/plotsteps);
    double b = (double)((ymax - ymin)/plotsteps);
    double x;double y;double diff;
    double xydata[MAX_BUFFER+1];
    int i = 0;
    ymin = ymin - 1;
    xmin = xmin - 1;
    ymax = ymax + 1;

    29/12/2020
    disabled to try and synchronise curve+affine behaviour in complex scripts produced by "elec, tool circuit" (BPR)
    int lim_ymin =(int)( ymin - 4*fabs(ymin));
    int lim_ymax =(int)( ymax + 4*fabs(ymax));
    */
    double c = 1.0;double s = 1.0;if( use_rotate == TRUE ){s = sin(angle*0.0174533);c = cos(angle*0.0174533);}
    for( t = tmin ;t <= tmax ; t = t + tstep ){
        if( i < MAX_BUFFER - 2 ){
            y = eval_t(fy, t);
        /*    if(y > lim_ymin && y < lim_ymax){*/
                x = eval_t(fx, t);

Rev 15657	Rev 15669
Line 2599...	Line 2599...
2599	string_length = 1 + snprintf(NULL,0,"var draw_xml%d = {id:%d,type:'mathml',x:[%d],y:[%d],mathml:\"%s\",drag_type:%d,onclick:%d,object_cnt:%d,stroke_color:\"%s\",stroke_opacity:%.2f,fill_color:\"%s\",fill_opacity:%.2f,use_center:%d,use_snap:%d,angle:%f,fontfamily:\"%s\",transform:%s,use_affine:%d,offset:[0,0],use_slider:%s,rotation_center:%s,once:true};slidergroup[%d] = null;draw_xml(draw_xml%d);\n",drawxml_cnt,drawxml_cnt,int_data[0],int_data[1],temp,drag_type,onclick,object_cnt,stroke_color,stroke_opacity,fill_color,fill_opacity,int_data[2],use_snap,angle,font_family,doubledata2js_array(affine_matrix,6,decimals),use_affine,my_sliders,rotation_center,object_cnt,drawxml_cnt);	2599	string_length = 1 + snprintf(NULL,0,"var draw_xml%d = {id:%d,type:'mathml',x:[%d],y:[%d],mathml:\"%s\",drag_type:%d,onclick:%d,object_cnt:%d,stroke_color:\"%s\",stroke_opacity:%.2f,fill_color:\"%s\",fill_opacity:%.2f,use_center:%d,use_snap:%d,angle:%f,fontfamily:\"%s\",transform:%s,use_affine:%d,offset:[0,0],use_slider:%s,rotation_center:%s,once:true};slidergroup[%d] = null;draw_xml(draw_xml%d);\n",drawxml_cnt,drawxml_cnt,int_data[0],int_data[1],temp,drag_type,onclick,object_cnt,stroke_color,stroke_opacity,fill_color,fill_opacity,int_data[2],use_snap,angle,font_family,doubledata2js_array(affine_matrix,6,decimals),use_affine,my_sliders,rotation_center,object_cnt,drawxml_cnt);
2600	check_string_length(string_length);tmp_buffer = my_newmem(string_length);	2600	check_string_length(string_length);tmp_buffer = my_newmem(string_length);
2601	snprintf(tmp_buffer,string_length, "var draw_xml%d = {id:%d,type:'mathml',x:[%d],y:[%d],mathml:\"%s\",drag_type:%d,onclick:%d,object_cnt:%d,stroke_color:\"%s\",stroke_opacity:%.2f,fill_color:\"%s\",fill_opacity:%.2f,use_center:%d,use_snap:%d,angle:%f,fontfamily:\"%s\",transform:%s,use_affine:%d,offset:[0,0],use_slider:%s,rotation_center:%s,once:true};slidergroup[%d] = null;draw_xml(draw_xml%d);\n",drawxml_cnt,drawxml_cnt,int_data[0],int_data[1],temp,drag_type,onclick,object_cnt,stroke_color,stroke_opacity,fill_color,fill_opacity,int_data[2],use_snap,angle,font_family,doubledata2js_array(affine_matrix,6,decimals),use_affine,my_sliders,rotation_center,object_cnt,drawxml_cnt);	2601	snprintf(tmp_buffer,string_length, "var draw_xml%d = {id:%d,type:'mathml',x:[%d],y:[%d],mathml:\"%s\",drag_type:%d,onclick:%d,object_cnt:%d,stroke_color:\"%s\",stroke_opacity:%.2f,fill_color:\"%s\",fill_opacity:%.2f,use_center:%d,use_snap:%d,angle:%f,fontfamily:\"%s\",transform:%s,use_affine:%d,offset:[0,0],use_slider:%s,rotation_center:%s,once:true};slidergroup[%d] = null;draw_xml(draw_xml%d);\n",drawxml_cnt,drawxml_cnt,int_data[0],int_data[1],temp,drag_type,onclick,object_cnt,stroke_color,stroke_opacity,fill_color,fill_opacity,int_data[2],use_snap,angle,font_family,doubledata2js_array(affine_matrix,6,decimals),use_affine,my_sliders,rotation_center,object_cnt,drawxml_cnt);
2602	add_to_buffer(tmp_buffer);	2602	add_to_buffer(tmp_buffer);
2603	if(onclick != 0 ){object_cnt++;}	2603	if(onclick != 0 ){object_cnt++;}
2604	if(onclick == 1 \|\| onclick == 2 ){object_cnt++;}	-
2605	drawxml_cnt++;/* keeps track on imported img,div,p,span,mathml,svg */	2604	drawxml_cnt++;/* keeps track on imported img,div,p,span,mathml,svg */
2606	break;	2605	break;
2607	default:break;	2606	default:break;
2608	}	2607	}
2609	}	2608	}
Line 6302...	Line 6301...
6302	if( f == NULL ){canvas_error("I'm having trouble parsing your \"expression\" ") ;}	6301	if( f == NULL ){canvas_error("I'm having trouble parsing your \"expression\" ") ;}
6303	/* we supply the true x/y values...draw_curve() will convert these (x:y) to pixels : used for pan/scale */	6302	/* we supply the true x/y values...draw_curve() will convert these (x:y) to pixels : used for pan/scale */
6304	double xydata[MAX_BUFFER+1];/* hmmm */	6303	double xydata[MAX_BUFFER+1];/* hmmm */
6305	int lim_ymin =(int)( ymin - 4fabs(ymin));/ 19-4-2015 replacing "abs" by "fabs"*/	6304	int lim_ymin =(int)( ymin - 4fabs(ymin));/ 19-4-2015 replacing "abs" by "fabs"*/
6306	int lim_ymax =(int)( ymax + 4fabs(ymax));/ 19-4-2015 replacing "abs" by "fabs"*/	6305	int lim_ymax =(int)( ymax + 4fabs(ymax));/ 19-4-2015 replacing "abs" by "fabs"*/
6307	double c;double s;	6306	double c = 1.0;double s = 1.0;
6308	if( use_rotate == TRUE ){s = sin(angle0.0174533);c = cos(angle0.0174533);}	6307	if( use_rotate == TRUE ){s = sin(angle0.0174533);c = cos(angle0.0174533);}
6309	for ( xv = 0 ;xv < xsize ; xv = xv+xstep ){	6308	for ( xv = 0 ;xv < xsize ; xv = xv+xstep ){
6310	x = (double) (xv*a + xmin);	6309	x = (double) (xv*a + xmin);
6311	xorg = x;	6310	xorg = x;
6312	if( i < MAX_BUFFER - 2){	6311	if( i < MAX_BUFFER - 2){
Line 6337...	Line 6336...
6337	void *f = eval_create(fun);	6336	void *f = eval_create(fun);
6338	assert (f);	6337	assert (f);
6339	if( f == NULL ){canvas_error("I'm having trouble parsing your \"expression\" ") ;}	6338	if( f == NULL ){canvas_error("I'm having trouble parsing your \"expression\" ") ;}
6340	double a = (double)((xmax - xmin)/plotsteps);	6339	double a = (double)((xmax - xmin)/plotsteps);
6341	double b = (double)((ymax - ymin)/plotsteps);	6340	double b = (double)((ymax - ymin)/plotsteps);
6342	double x;double y~~;double xorg~~;double diff;	6341	double x;double y;double diff;
6343	double xydata[MAX_BUFFER+1];	6342	double xydata[MAX_BUFFER+1];
6344	int i = 0;	6343	int i = 0;
6345	ymin = ymin - 1;	6344	ymin = ymin - 1;
6346	xmin = xmin - 1;	6345	xmin = xmin - 1;
6347	ymax = ymax + 1;	6346	ymax = ymax + 1;
Line 6388...	Line 6387...
6388	29/12/2020	6387	29/12/2020
6389	disabled to try and synchronise curve+affine behaviour in complex scripts produced by "elec, tool circuit" (BPR)	6388	disabled to try and synchronise curve+affine behaviour in complex scripts produced by "elec, tool circuit" (BPR)
6390	int lim_ymin =(int)( ymin - 4*fabs(ymin));	6389	int lim_ymin =(int)( ymin - 4*fabs(ymin));
6391	int lim_ymax =(int)( ymax + 4*fabs(ymax));	6390	int lim_ymax =(int)( ymax + 4*fabs(ymax));
6392	*/	6391	*/
6393	double c;double s;if( use_rotate == TRUE ){s = sin(angle0.0174533);c = cos(angle0.0174533);}	6392	double c = 1.0;double s = 1.0;if( use_rotate == TRUE ){s = sin(angle0.0174533);c = cos(angle0.0174533);}
6394	for( t = tmin ;t <= tmax ; t = t + tstep ){	6393	for( t = tmin ;t <= tmax ; t = t + tstep ){
6395	if( i < MAX_BUFFER - 2 ){	6394	if( i < MAX_BUFFER - 2 ){
6396	y = eval_t(fy, t);	6395	y = eval_t(fy, t);
6397	/* if(y > lim_ymin && y < lim_ymax){*/	6396	/* if(y > lim_ymin && y < lim_ymax){*/
6398	x = eval_t(fx, t);	6397	x = eval_t(fx, t);

Subversion Repositories wimsdev

(root)/trunk/wims/src/Misc/canvasdraw/canvasdraw.c – Rev 15657 → 15669