//----------------------------------------------------------------------------- // Helper functions for the text-based browser window. // // Copyright 2008-2013 Jonathan Westhues. //----------------------------------------------------------------------------- #include "solvespace.h" #include const TextWindow::Color TextWindow::fgColors[] = { { 'd', RGBi(255, 255, 255) }, { 'l', RGBi(100, 100, 255) }, { 't', RGBi(255, 200, 0) }, { 'h', RGBi( 90, 90, 90) }, { 's', RGBi( 40, 255, 40) }, { 'm', RGBi(200, 200, 0) }, { 'r', RGBi( 0, 0, 0) }, { 'x', RGBi(255, 20, 20) }, { 'i', RGBi( 0, 255, 255) }, { 'g', RGBi(160, 160, 160) }, { 'b', RGBi(200, 200, 200) }, { 0, NULL_COLOR } }; const TextWindow::Color TextWindow::bgColors[] = { { 'd', RGBi( 0, 0, 0) }, { 't', RGBi( 34, 15, 15) }, { 'a', RGBi( 25, 25, 25) }, { 'r', RGBi(255, 255, 255) }, { 0, NULL_COLOR } }; bool TextWindow::SPACER = false; TextWindow::HideShowIcon TextWindow::hideShowIcons[] = { { &(SS.GW.showWorkplanes), Icon_workplane, "workplanes from inactive groups"}, { &(SS.GW.showNormals), Icon_normal, "normals" }, { &(SS.GW.showPoints), Icon_point, "points" }, { &(SS.GW.showConstraints), Icon_constraint, "constraints and dimensions" }, { &(SS.GW.showFaces), Icon_faces, "XXX - special cased" }, { &SPACER, 0, 0 }, { &(SS.GW.showShaded), Icon_shaded, "shaded view of solid model" }, { &(SS.GW.showEdges), Icon_edges, "edges of solid model" }, { &(SS.GW.showMesh), Icon_mesh, "triangle mesh of solid model" }, { &SPACER, 0, 0 }, { &(SS.GW.showHdnLines), Icon_hidden_lines, "hidden lines" }, { 0, 0, 0 } }; void TextWindow::MakeColorTable(const Color *in, float *out) { int i; for(i = 0; in[i].c != 0; i++) { int c = in[i].c; if(c < 0 || c > 255) oops(); out[c*3 + 0] = in[i].color.redF(); out[c*3 + 1] = in[i].color.greenF(); out[c*3 + 2] = in[i].color.blueF(); } } void TextWindow::Init(void) { ClearSuper(); } void TextWindow::ClearSuper(void) { HideEditControl(); memset(this, 0, sizeof(*this)); MakeColorTable(fgColors, fgColorTable); MakeColorTable(bgColors, bgColorTable); ClearScreen(); Show(); } void TextWindow::HideEditControl(void) { editControl.colorPicker.show = false; HideTextEditControl(); } void TextWindow::ShowEditControl(int halfRow, int col, char *s) { editControl.halfRow = halfRow; editControl.col = col; int x = LEFT_MARGIN + CHAR_WIDTH*col; int y = (halfRow - SS.TW.scrollPos)*(LINE_HEIGHT/2); ShowTextEditControl(x - 3, y + 2, s); } void TextWindow::ShowEditControlWithColorPicker(int halfRow, int col, RgbColor rgb) { char str[1024]; sprintf(str, "%.2f, %.2f, %.2f", rgb.redF(), rgb.greenF(), rgb.blueF()); SS.ScheduleShowTW(); editControl.colorPicker.show = true; editControl.colorPicker.rgb = rgb; editControl.colorPicker.h = 0; editControl.colorPicker.s = 0; editControl.colorPicker.v = 1; ShowEditControl(halfRow, col, str); } void TextWindow::ClearScreen(void) { int i, j; for(i = 0; i < MAX_ROWS; i++) { for(j = 0; j < MAX_COLS; j++) { text[i][j] = ' '; meta[i][j].fg = 'd'; meta[i][j].bg = 'd'; meta[i][j].link = NOT_A_LINK; } top[i] = i*2; } rows = 0; } void TextWindow::Printf(bool halfLine, const char *fmt, ...) { va_list vl; va_start(vl, fmt); if(rows >= MAX_ROWS) return; int r, c; r = rows; top[r] = (r == 0) ? 0 : (top[r-1] + (halfLine ? 3 : 2)); rows++; for(c = 0; c < MAX_COLS; c++) { text[r][c] = ' '; meta[r][c].link = NOT_A_LINK; } char fg = 'd'; char bg = 'd'; RgbColor bgRgb = NULL_COLOR; int link = NOT_A_LINK; uint32_t data = 0; LinkFunction *f = NULL, *h = NULL; c = 0; while(*fmt) { char buf[1024]; if(*fmt == '%') { fmt++; if(*fmt == '\0') goto done; strcpy(buf, ""); switch(*fmt) { case 'd': { int v = va_arg(vl, int); sprintf(buf, "%d", v); break; } case 'x': { unsigned int v = va_arg(vl, unsigned int); sprintf(buf, "%08x", v); break; } case '@': { double v = va_arg(vl, double); sprintf(buf, "%.2f", v); break; } case '2': { double v = va_arg(vl, double); sprintf(buf, "%s%.2f", v < 0 ? "" : " ", v); break; } case '3': { double v = va_arg(vl, double); sprintf(buf, "%s%.3f", v < 0 ? "" : " ", v); break; } case '#': { double v = va_arg(vl, double); sprintf(buf, "%.3f", v); break; } case 's': { char *s = va_arg(vl, char *); memcpy(buf, s, min(sizeof(buf), strlen(s)+1)); break; } case 'c': { // 'char' is promoted to 'int' when passed through '...' int v = va_arg(vl, int); if(v == 0) { strcpy(buf, ""); } else { sprintf(buf, "%c", v); } break; } case 'E': fg = 'd'; // leave the background, though link = NOT_A_LINK; data = 0; f = NULL; h = NULL; break; case 'F': case 'B': { char cc = fmt[1]; // color code RgbColor *rgbPtr = NULL; switch(cc) { case 0: goto done; // truncated directive case 'p': cc = (char)va_arg(vl, int); break; case 'z': rgbPtr = va_arg(vl, RgbColor *); break; } if(*fmt == 'F') { fg = cc; } else { bg = cc; if(rgbPtr) bgRgb = *rgbPtr; } fmt++; break; } case 'L': if(fmt[1] == '\0') goto done; fmt++; if(*fmt == 'p') { link = va_arg(vl, int); } else { link = *fmt; } break; case 'f': f = va_arg(vl, LinkFunction *); break; case 'h': h = va_arg(vl, LinkFunction *); break; case 'D': { unsigned int v = va_arg(vl, unsigned int); data = (uint32_t)v; break; } case '%': strcpy(buf, "%"); break; } } else { buf[0] = *fmt; buf[1] = '\0'; } for(unsigned i = 0; i < strlen(buf); i++) { if(c >= MAX_COLS) goto done; text[r][c] = buf[i]; meta[r][c].fg = fg; meta[r][c].bg = bg; meta[r][c].bgRgb = bgRgb; meta[r][c].link = link; meta[r][c].data = data; meta[r][c].f = f; meta[r][c].h = h; c++; } fmt++; } while(c < MAX_COLS) { meta[r][c].fg = fg; meta[r][c].bg = bg; meta[r][c].bgRgb = bgRgb; c++; } done: va_end(vl); } #define gs (SS.GW.gs) void TextWindow::Show(void) { if(!(SS.GW.pending.operation)) SS.GW.ClearPending(); SS.GW.GroupSelection(); // Make sure these tests agree with test used to draw indicator line on // main list of groups screen. if(SS.GW.pending.description) { // A pending operation (that must be completed with the mouse in // the graphics window) will preempt our usual display. HideEditControl(); ShowHeader(false); Printf(false, ""); Printf(false, "%s", SS.GW.pending.description); Printf(true, "%Fl%f%Ll(cancel operation)%E", &TextWindow::ScreenUnselectAll); } else if((gs.n > 0 || gs.constraints > 0) && shown.screen != SCREEN_PASTE_TRANSFORMED) { if(edit.meaning != EDIT_TTF_TEXT) HideEditControl(); ShowHeader(false); DescribeSelection(); } else { if(edit.meaning == EDIT_TTF_TEXT) HideEditControl(); ShowHeader(true); switch(shown.screen) { default: shown.screen = SCREEN_LIST_OF_GROUPS; // fall through case SCREEN_LIST_OF_GROUPS: ShowListOfGroups(); break; case SCREEN_GROUP_INFO: ShowGroupInfo(); break; case SCREEN_GROUP_SOLVE_INFO: ShowGroupSolveInfo(); break; case SCREEN_CONFIGURATION: ShowConfiguration(); break; case SCREEN_STEP_DIMENSION: ShowStepDimension(); break; case SCREEN_LIST_OF_STYLES: ShowListOfStyles(); break; case SCREEN_STYLE_INFO: ShowStyleInfo(); break; case SCREEN_PASTE_TRANSFORMED: ShowPasteTransformed(); break; case SCREEN_EDIT_VIEW: ShowEditView(); break; case SCREEN_TANGENT_ARC: ShowTangentArc(); break; } } Printf(false, ""); // Make sure there's room for the color picker if(editControl.colorPicker.show) { int pickerHeight = 25; int halfRow = editControl.halfRow; if(top[rows-1] - halfRow < pickerHeight && rows < MAX_ROWS) { rows++; top[rows-1] = halfRow + pickerHeight; } } InvalidateText(); } void TextWindow::TimerCallback(void) { tooltippedIcon = hoveredIcon; InvalidateText(); } void TextWindow::DrawOrHitTestIcons(int how, double mx, double my) { int width, height; GetTextWindowSize(&width, &height); int x = 20, y = 33 + LINE_HEIGHT; y -= scrollPos*(LINE_HEIGHT/2); double grey = 30.0/255; double top = y - 28, bot = y + 4; glColor4d(grey, grey, grey, 1.0); ssglAxisAlignedQuad(0, width, top, bot); HideShowIcon *oldHovered = hoveredIcon; if(how != PAINT) { hoveredIcon = NULL; } HideShowIcon *hsi; for(hsi = &(hideShowIcons[0]); hsi->var; hsi++) { if(hsi->var == &SPACER) { // Draw a darker-grey spacer in between the groups of icons. if(how == PAINT) { int l = x, r = l + 4, t = y, b = t - 24; glColor4d(0.17, 0.17, 0.17, 1); ssglAxisAlignedQuad(l, r, t, b); } x += 12; continue; } if(how == PAINT) { glPushMatrix(); glTranslated(x, y-24, 0); // Only thing that matters about the color is the alpha, // should be one for no transparency glColor3d(0, 0, 0); ssglDrawPixelsWithTexture(hsi->icon, 24, 24); glPopMatrix(); if(hsi == hoveredIcon) { glColor4d(1, 1, 0, 0.3); ssglAxisAlignedQuad(x - 2, x + 26, y + 2, y - 26); } if(!*(hsi->var)) { glColor4d(1, 0, 0, 0.6); glLineWidth(2); int s = 0, f = 24; glBegin(GL_LINES); glVertex2d(x+s, y-s); glVertex2d(x+f, y-f); glVertex2d(x+s, y-f); glVertex2d(x+f, y-s); glEnd(); } } else { if(mx > x - 2 && mx < x + 26 && my < y + 2 && my > y - 26) { // The mouse is hovered over this icon, so do the tooltip // stuff. if(hsi != tooltippedIcon) { oldMousePos = Point2d::From(mx, my); } if(hsi != oldHovered || how == CLICK) { SetTimerFor(1000); } hoveredIcon = hsi; if(how == CLICK) { SS.GW.ToggleBool(hsi->var); } } } x += 32; } if(how != PAINT && hoveredIcon != oldHovered) { InvalidateText(); } if(tooltippedIcon) { if(how == PAINT) { char str[1024]; if(tooltippedIcon->icon == Icon_faces) { if(SS.GW.showFaces) { strcpy(str, "Don't make faces selectable with mouse"); } else { strcpy(str, "Make faces selectable with mouse"); } } else { sprintf(str, "%s %s", *(tooltippedIcon->var) ? "Hide" : "Show", tooltippedIcon->tip); } double ox = oldMousePos.x, oy = oldMousePos.y - LINE_HEIGHT; ox += 3; oy -= 3; int tw = ((int)strlen(str) + 1)*CHAR_WIDTH; ox = min(ox, (width - 25) - tw); oy = max(oy, 5); ssglCreateBitmapFont(); glLineWidth(1); glColor4d(1.0, 1.0, 0.6, 1.0); ssglAxisAlignedQuad(ox, ox+tw, oy, oy+LINE_HEIGHT); glColor4d(0.0, 0.0, 0.0, 1.0); ssglAxisAlignedLineLoop(ox, ox+tw, oy, oy+LINE_HEIGHT); glColor4d(0, 0, 0, 1); ssglBitmapText(str, Vector::From(ox+5, oy-3+LINE_HEIGHT, 0)); } else { if(!hoveredIcon || (hoveredIcon != tooltippedIcon)) { tooltippedIcon = NULL; InvalidateGraphics(); } // And if we're hovered, then we've set a timer that will cause // us to show the tool tip later. } } } //---------------------------------------------------------------------------- // Given (x, y, z) = (h, s, v) in [0,6), [0,1], [0,1], return (x, y, z) = // (r, g, b) all in [0, 1]. //---------------------------------------------------------------------------- Vector TextWindow::HsvToRgb(Vector hsv) { if(hsv.x >= 6) hsv.x -= 6; Vector rgb; double hmod2 = hsv.x; while(hmod2 >= 2) hmod2 -= 2; double x = (1 - fabs(hmod2 - 1)); if(hsv.x < 1) { rgb = Vector::From(1, x, 0); } else if(hsv.x < 2) { rgb = Vector::From(x, 1, 0); } else if(hsv.x < 3) { rgb = Vector::From(0, 1, x); } else if(hsv.x < 4) { rgb = Vector::From(0, x, 1); } else if(hsv.x < 5) { rgb = Vector::From(x, 0, 1); } else { rgb = Vector::From(1, 0, x); } double c = hsv.y*hsv.z; double m = 1 - hsv.z; rgb = rgb.ScaledBy(c); rgb = rgb.Plus(Vector::From(m, m, m)); return rgb; } uint8_t *TextWindow::HsvPattern2d(void) { static uint8_t Texture[256*256*3]; static bool Init; if(!Init) { int i, j, p; p = 0; for(i = 0; i < 256; i++) { for(j = 0; j < 256; j++) { Vector hsv = Vector::From(6.0*i/255.0, 1.0*j/255.0, 1); Vector rgb = HsvToRgb(hsv); rgb = rgb.ScaledBy(255); Texture[p++] = (uint8_t)rgb.x; Texture[p++] = (uint8_t)rgb.y; Texture[p++] = (uint8_t)rgb.z; } } Init = true; } return Texture; } uint8_t *TextWindow::HsvPattern1d(double h, double s) { static uint8_t Texture[256*4]; int i, p; p = 0; for(i = 0; i < 256; i++) { Vector hsv = Vector::From(6*h, s, 1.0*(255 - i)/255.0); Vector rgb = HsvToRgb(hsv); rgb = rgb.ScaledBy(255); Texture[p++] = (uint8_t)rgb.x; Texture[p++] = (uint8_t)rgb.y; Texture[p++] = (uint8_t)rgb.z; // Needs a padding byte, to make things four-aligned p++; } return Texture; } void TextWindow::ColorPickerDone(void) { char str[1024]; RgbColor rgb = editControl.colorPicker.rgb; sprintf(str, "%.2f, %.2f, %.3f", rgb.redF(), rgb.greenF(), rgb.blueF()); EditControlDone(str); } bool TextWindow::DrawOrHitTestColorPicker(int how, bool leftDown, double x, double y) { bool mousePointerAsHand = false; if(how == HOVER && !leftDown) { editControl.colorPicker.picker1dActive = false; editControl.colorPicker.picker2dActive = false; } if(!editControl.colorPicker.show) return false; if(how == CLICK || (how == HOVER && leftDown)) InvalidateText(); static const RgbColor BaseColor[12] = { RGBi(255, 0, 0), RGBi( 0, 255, 0), RGBi( 0, 0, 255), RGBi( 0, 255, 255), RGBi(255, 0, 255), RGBi(255, 255, 0), RGBi(255, 127, 0), RGBi(255, 0, 127), RGBi( 0, 255, 127), RGBi(127, 255, 0), RGBi(127, 0, 255), RGBi( 0, 127, 255), }; int width, height; GetTextWindowSize(&width, &height); int px = LEFT_MARGIN + CHAR_WIDTH*editControl.col; int py = (editControl.halfRow - SS.TW.scrollPos)*(LINE_HEIGHT/2); py += LINE_HEIGHT + 5; static const int WIDTH = 16, HEIGHT = 12; static const int PITCH = 18, SIZE = 15; px = min(px, width - (WIDTH*PITCH + 40)); int pxm = px + WIDTH*PITCH + 11, pym = py + HEIGHT*PITCH + 7; int bw = 6; if(how == PAINT) { glColor4d(0.2, 0.2, 0.2, 1); ssglAxisAlignedQuad(px, pxm+bw, py, pym+bw); glColor4d(0.0, 0.0, 0.0, 1); ssglAxisAlignedQuad(px+(bw/2), pxm+(bw/2), py+(bw/2), pym+(bw/2)); } else { if(x < px || x > pxm+(bw/2) || y < py || y > pym+(bw/2)) { return false; } } px += (bw/2); py += (bw/2); int i, j; for(i = 0; i < WIDTH/2; i++) { for(j = 0; j < HEIGHT; j++) { Vector rgb; RgbColor d; if(i == 0 && j < 8) { d = SS.modelColor[j]; rgb = Vector::From(d.redF(), d.greenF(), d.blueF()); } else if(i == 0) { double a = (j - 8.0)/3.0; rgb = Vector::From(a, a, a); } else { d = BaseColor[j]; rgb = Vector::From(d.redF(), d.greenF(), d.blueF()); if(i >= 2 && i <= 4) { double a = (i == 2) ? 0.2 : (i == 3) ? 0.3 : 0.4; rgb = rgb.Plus(Vector::From(a, a, a)); } if(i >= 5 && i <= 7) { double a = (i == 5) ? 0.7 : (i == 6) ? 0.4 : 0.18; rgb = rgb.ScaledBy(a); } } rgb = rgb.ClampWithin(0, 1); int sx = px + 5 + PITCH*(i + 8) + 4, sy = py + 5 + PITCH*j; if(how == PAINT) { glColor4d(CO(rgb), 1); ssglAxisAlignedQuad(sx, sx+SIZE, sy, sy+SIZE); } else if(how == CLICK) { if(x >= sx && x <= sx+SIZE && y >= sy && y <= sy+SIZE) { editControl.colorPicker.rgb = RGBf(rgb.x, rgb.y, rgb.z); ColorPickerDone(); } } else if(how == HOVER) { if(x >= sx && x <= sx+SIZE && y >= sy && y <= sy+SIZE) { mousePointerAsHand = true; } } } } int hxm, hym; int hx = px + 5, hy = py + 5; hxm = hx + PITCH*7 + SIZE; hym = hy + PITCH*2 + SIZE; if(how == PAINT) { ssglColorRGB(editControl.colorPicker.rgb); ssglAxisAlignedQuad(hx, hxm, hy, hym); } else if(how == CLICK) { if(x >= hx && x <= hxm && y >= hy && y <= hym) { ColorPickerDone(); } } else if(how == HOVER) { if(x >= hx && x <= hxm && y >= hy && y <= hym) { mousePointerAsHand = true; } } hy += PITCH*3; hxm = hx + PITCH*7 + SIZE; hym = hy + PITCH*1 + SIZE; // The one-dimensional thing to pick the color's value if(how == PAINT) { glBindTexture(GL_TEXTURE_2D, TEXTURE_COLOR_PICKER_1D); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP); glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL); glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 1, 256, 0, GL_RGB, GL_UNSIGNED_BYTE, HsvPattern1d(editControl.colorPicker.h, editControl.colorPicker.s)); glEnable(GL_TEXTURE_2D); glBegin(GL_QUADS); glTexCoord2d(0, 0); glVertex2d(hx, hy); glTexCoord2d(1, 0); glVertex2d(hx, hym); glTexCoord2d(1, 1); glVertex2d(hxm, hym); glTexCoord2d(0, 1); glVertex2d(hxm, hy); glEnd(); glDisable(GL_TEXTURE_2D); double cx = hx+(hxm-hx)*(1 - editControl.colorPicker.v); glColor4d(0, 0, 0, 1); glLineWidth(1); glBegin(GL_LINES); glVertex2d(cx, hy); glVertex2d(cx, hym); glEnd(); } else if(how == CLICK || (how == HOVER && leftDown && editControl.colorPicker.picker1dActive)) { if(x >= hx && x <= hxm && y >= hy && y <= hym) { editControl.colorPicker.v = 1 - (x - hx)/(hxm - hx); Vector rgb = HsvToRgb(Vector::From( 6*editControl.colorPicker.h, editControl.colorPicker.s, editControl.colorPicker.v)); editControl.colorPicker.rgb = RGBf(rgb.x, rgb.y, rgb.z); editControl.colorPicker.picker1dActive = true; } } // and advance our vertical position hy += PITCH*2; hxm = hx + PITCH*7 + SIZE; hym = hy + PITCH*6 + SIZE; // Two-dimensional thing to pick a color by hue and saturation if(how == PAINT) { glBindTexture(GL_TEXTURE_2D, TEXTURE_COLOR_PICKER_2D); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP); glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL); glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 256, 256, 0, GL_RGB, GL_UNSIGNED_BYTE, HsvPattern2d()); glEnable(GL_TEXTURE_2D); glBegin(GL_QUADS); glTexCoord2d(0, 0); glVertex2d(hx, hy); glTexCoord2d(1, 0); glVertex2d(hx, hym); glTexCoord2d(1, 1); glVertex2d(hxm, hym); glTexCoord2d(0, 1); glVertex2d(hxm, hy); glEnd(); glDisable(GL_TEXTURE_2D); glColor4d(1, 1, 1, 1); glLineWidth(1); double cx = hx+(hxm-hx)*editControl.colorPicker.h, cy = hy+(hym-hy)*editControl.colorPicker.s; glBegin(GL_LINES); glVertex2d(cx - 5, cy); glVertex2d(cx + 4, cy); glVertex2d(cx, cy - 5); glVertex2d(cx, cy + 4); glEnd(); } else if(how == CLICK || (how == HOVER && leftDown && editControl.colorPicker.picker2dActive)) { if(x >= hx && x <= hxm && y >= hy && y <= hym) { double h = (x - hx)/(hxm - hx), s = (y - hy)/(hym - hy); editControl.colorPicker.h = h; editControl.colorPicker.s = s; Vector rgb = HsvToRgb(Vector::From( 6*editControl.colorPicker.h, editControl.colorPicker.s, editControl.colorPicker.v)); editControl.colorPicker.rgb = RGBf(rgb.x, rgb.y, rgb.z); editControl.colorPicker.picker2dActive = true; } } SetMousePointerToHand(mousePointerAsHand); return true; } void TextWindow::Paint(void) { int width, height; GetTextWindowSize(&width, &height); // We would like things pixel-exact, to avoid shimmering. glViewport(0, 0, width, height); glMatrixMode(GL_PROJECTION); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); glClearColor(0, 0, 0, 1); glClear(GL_COLOR_BUFFER_BIT); glColor3d(1, 1, 1); glTranslated(-1, 1, 0); glScaled(2.0/width, -2.0/height, 1); // Make things round consistently, avoiding exact integer boundary glTranslated(-0.1, -0.1, 0); halfRows = height / (LINE_HEIGHT/2); int bottom = top[rows-1] + 2; scrollPos = min(scrollPos, bottom - halfRows); scrollPos = max(scrollPos, 0); // Let's set up the scroll bar first MoveTextScrollbarTo(scrollPos, top[rows - 1] + 1, halfRows); // Create the bitmap font that we're going to use. glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glEnable(GL_BLEND); // Now paint the window. int r, c, a; for(a = 0; a < 2; a++) { if(a == 0) { glBegin(GL_QUADS); } else if(a == 1) { glEnable(GL_TEXTURE_2D); ssglCreateBitmapFont(); glBegin(GL_QUADS); } for(r = 0; r < rows; r++) { int ltop = top[r]; if(ltop < (scrollPos-1)) continue; if(ltop > scrollPos+halfRows) break; for(c = 0; c < min((width/CHAR_WIDTH)+1, MAX_COLS); c++) { int x = LEFT_MARGIN + c*CHAR_WIDTH; int y = (ltop-scrollPos)*(LINE_HEIGHT/2) + 4; int fg = meta[r][c].fg; int bg = meta[r][c].bg; RgbColor bgRgb = meta[r][c].bgRgb; // On the first pass, all the background quads; on the next // pass, all the foreground (i.e., font) quads. if(a == 0) { int bh = LINE_HEIGHT, adj = -2; if(bg == 'z') { glColor3f(bgRgb.redF(), bgRgb.greenF(), bgRgb.blueF()); bh = CHAR_HEIGHT; adj += 2; } else { glColor3fv(&(bgColorTable[bg*3])); } if(bg != 'd') { // Move the quad down a bit, so that the descenders // still have the correct background. y += adj; ssglAxisAlignedQuad(x, x + CHAR_WIDTH, y, y + bh, false); y -= adj; } } else if(a == 1) { glColor3fv(&(fgColorTable[fg*3])); ssglBitmapCharQuad(text[r][c], x, y + CHAR_HEIGHT); // If this is a link and it's hovered, then draw the // underline if(meta[r][c].link && meta[r][c].link != 'n' && (r == hoveredRow && c == hoveredCol)) { int cs = c, cf = c; while(cs >= 0 && meta[r][cs].link && meta[r][cs].f == meta[r][c].f && meta[r][cs].data == meta[r][c].data) { cs--; } cs++; while( meta[r][cf].link && meta[r][cf].f == meta[r][c].f && meta[r][cf].data == meta[r][c].data) { cf++; } // But don't underline checkboxes or radio buttons while((text[r][cs] & 0x80 || text[r][cs] == ' ') && cs < cf) { cs++; } glEnd(); // Always use the color of the rightmost character // in the link, so that underline is consistent color fg = meta[r][cf-1].fg; glColor3fv(&(fgColorTable[fg*3])); glDisable(GL_TEXTURE_2D); glLineWidth(1); glBegin(GL_LINES); int yp = y + CHAR_HEIGHT; glVertex2d(LEFT_MARGIN + cs*CHAR_WIDTH, yp); glVertex2d(LEFT_MARGIN + cf*CHAR_WIDTH, yp); glEnd(); glEnable(GL_TEXTURE_2D); glBegin(GL_QUADS); } } } } glEnd(); glDisable(GL_TEXTURE_2D); } // The line to indicate the column of radio buttons that indicates the // active group. SS.GW.GroupSelection(); // Make sure this test agrees with test to determine which screen is drawn if(!SS.GW.pending.description && gs.n == 0 && gs.constraints == 0 && shown.screen == SCREEN_LIST_OF_GROUPS) { int x = 29, y = 70 + LINE_HEIGHT; y -= scrollPos*(LINE_HEIGHT/2); glLineWidth(1); glColor3fv(&(fgColorTable['t'*3])); glBegin(GL_LINES); glVertex2d(x, y); glVertex2d(x, y+40); glEnd(); } // The header has some icons that are drawn separately from the text DrawOrHitTestIcons(PAINT, 0, 0); // And we may show a color picker for certain editable fields DrawOrHitTestColorPicker(PAINT, false, 0, 0); } void TextWindow::MouseEvent(bool leftClick, bool leftDown, double x, double y) { if(TextEditControlIsVisible() || GraphicsEditControlIsVisible()) { if(DrawOrHitTestColorPicker(leftClick ? CLICK : HOVER, leftDown, x, y)) { return; } if(leftClick) { HideEditControl(); HideGraphicsEditControl(); } else { SetMousePointerToHand(false); } return; } DrawOrHitTestIcons(leftClick ? CLICK : HOVER, x, y); GraphicsWindow::Selection ps = SS.GW.hover; SS.GW.hover.Clear(); int prevHoveredRow = hoveredRow, prevHoveredCol = hoveredCol; hoveredRow = 0; hoveredCol = 0; // Find the corresponding character in the text buffer int c = (int)((x - LEFT_MARGIN) / CHAR_WIDTH); int hh = (LINE_HEIGHT)/2; y += scrollPos*hh; int r; for(r = 0; r < rows; r++) { if(y >= top[r]*hh && y <= (top[r]+2)*hh) { break; } } if(r >= rows) { SetMousePointerToHand(false); goto done; } hoveredRow = r; hoveredCol = c; #define META (meta[r][c]) if(leftClick) { if(META.link && META.f) { (META.f)(META.link, META.data); Show(); InvalidateGraphics(); } } else { if(META.link) { SetMousePointerToHand(true); if(META.h) { (META.h)(META.link, META.data); } } else { SetMousePointerToHand(false); } } #undef META done: if((!ps.Equals(&(SS.GW.hover))) || prevHoveredRow != hoveredRow || prevHoveredCol != hoveredCol) { InvalidateGraphics(); InvalidateText(); } } void TextWindow::MouseLeave(void) { tooltippedIcon = NULL; hoveredIcon = NULL; hoveredRow = 0; hoveredCol = 0; InvalidateText(); } void TextWindow::ScrollbarEvent(int newPos) { int bottom = top[rows-1] + 2; newPos = min(newPos, bottom - halfRows); newPos = max(newPos, 0); if(newPos != scrollPos) { scrollPos = newPos; MoveTextScrollbarTo(scrollPos, top[rows - 1] + 1, halfRows); if(TextEditControlIsVisible()) { ShowEditControl(editControl.halfRow, editControl.col, NULL); } InvalidateText(); } }