static void iColorBrowserUpdateCursorSI(Ihandle* ih)
{
int x;
int y = (int)(ih->data->intensity*(ih->data->Iy2 - ih->data->Iy1)) + ih->data->Iy1;
ih->data->si_y = iupROUND(y);
x = (int)(ih->data->saturation*iColorBrowserSXmax(ih, ih->data->si_y)) + ih->data->Ix;
ih->data->si_x = iupROUND(x);
}
static void iColorBrowserUpdateCursorHue(Ihandle* ih)
{
int rc = ih->data->R-ICB_SPACE-ICB_HUEWIDTH/2;
float angle = ih->data->hue * ICB_DEG2RAD;
float cos_angle = cosf(angle);
float sin_angle = sinf(angle);
float x = rc*cos_angle + ih->data->xc;
float y = rc*sin_angle + ih->data->yc;
ih->data->h_x = iupROUND(x);
ih->data->h_y = iupROUND(y);
}
static void iVboxSetChildrenCurrentSizeMethod(Ihandle* ih, int shrink)
{
Ihandle* child;
int empty_h0 = 0, empty_h1 = 0, client_width;
if (ih->data->expand_children)
ih->expand |= ih->data->expand_children;
if (ih->data->is_homogeneous)
ih->data->homogeneous_size = iHboxCalcHomogeneousHeight(ih);
else
{
ih->data->homogeneous_size = 0;
/* must calculate the space left for each control to grow inside the container */
/* H1 means there is an EXPAND enabled inside */
if (ih->expand & IUP_EXPAND_H1)
empty_h1 = iVboxCalcEmptyHeight(ih, IUP_EXPAND_H1);
/* Not H1 and H0 means that EXPAND is not enabled, but there are some IupFill inside */
else if (ih->expand & IUP_EXPAND_H0)
empty_h0 = iVboxCalcEmptyHeight(ih, IUP_EXPAND_H0);
}
client_width = ih->currentwidth - 2*ih->data->margin_x;
if (client_width<0) client_width=0;
for (child = ih->firstchild; child; child = child->brother)
{
if (!(child->flags & IUP_FLOATING))
{
int old_expand = child->expand;
if (ih->data->expand_children)
child->expand |= ih->data->expand_children;
if (ih->data->homogeneous_size)
iupBaseSetCurrentSize(child, client_width, ih->data->homogeneous_size, shrink);
else
{
int empty = (child->expand & IUP_EXPAND_H1)? empty_h1: ((child->expand & IUP_EXPAND_H0)? empty_h0: 0);
char* weight_str = iupAttribGet(child, "EXPANDWEIGHT");
if (weight_str)
{
float weight;
if (iupStrToFloat(weight_str, &weight))
empty = iupROUND(empty * weight);
}
iupBaseSetCurrentSize(child, client_width, child->naturalheight+empty, shrink);
}
if (ih->data->expand_children)
child->expand = old_expand;
}
else if (!(child->flags & IUP_FLOATING_IGNORE))
{
/* update children to their own natural size */
iupBaseSetCurrentSize(child, child->naturalwidth, child->naturalheight, shrink);
}
}
}
static int winDrawCalcArc(int c1, int c2, double a, int start)
{
double proj, off;
if (start)
proj = cos(IUP_DEG2RAD * a);
else
proj = sin(IUP_DEG2RAD * a);
off = (c2+c1)/2.0 + (c2-c1+1)*proj/2.0;
return iupROUND(off);
}
void iupDrawArc(IdrawCanvas* dc, int x1, int y1, int x2, int y2, double a1, double a2, unsigned char r, unsigned char g, unsigned char b, int style)
{
GdkColor color;
iupgdkColorSet(&color, r, g, b);
gdk_gc_set_rgb_fg_color(dc->pixmap_gc, &color);
if (style!=IUP_DRAW_FILL)
{
GdkGCValues gcval;
if (style==IUP_DRAW_STROKE_DASH)
gcval.line_style = GDK_LINE_ON_OFF_DASH;
else
gcval.line_style = GDK_LINE_SOLID;
gdk_gc_set_values(dc->pixmap_gc, &gcval, GDK_GC_LINE_STYLE);
}
gdk_draw_arc(dc->pixmap, dc->pixmap_gc, style==IUP_DRAW_FILL, x1, y1, x2-x1+1, y2-y1+1, iupROUND(a1*64), iupROUND((a2 - a1)*64));
}
/*************************************************\
* Updates text fields with the current HSI values *
\*************************************************/
static void iColorDlgHSI_TXT_Update(IcolorDlgData* colordlg_data)
{
IupSetInt(colordlg_data->hue_txt, "VALUE", iupROUND(colordlg_data->hue));
IupSetInt(colordlg_data->saturation_txt, "VALUE", iupRound(colordlg_data->saturation * 100));
IupSetInt(colordlg_data->intensity_txt, "VALUE", iupRound(colordlg_data->intensity * 100));
}
static void iMatrixDrawText(Ihandle* ih, int x1, int x2, int y1, int y2, int col_alignment, int lin_alignment, int marked, int active, int lin, int col, const char* text)
{
int text_alignment;
int charheight, x, y, hidden_text_marks = 0;
iupdrvFontGetCharSize(ih, NULL, &charheight);
if (lin==0 || ih->data->hidden_text_marks)
{
int text_w;
iupdrvFontGetMultiLineStringSize(ih, text, &text_w, NULL);
if (text_w > x2 - x1 + 1 - IMAT_PADDING_W - IMAT_FRAME_W)
{
if (lin == 0)
col_alignment = IMAT_ALIGN_START;
if (ih->data->hidden_text_marks)
hidden_text_marks = 1;
}
}
/* Set the color used to draw the text */
iMatrixDrawSetFgColor(ih, lin, col, marked, active);
/* Set the clip area to the cell region informed, the text maybe greater than the cell */
if (hidden_text_marks)
{
int crop = iupdrvFontGetStringWidth(ih, "...") + 2;
iMatrixDrawSetCellClipping(ih, x1, x2-crop, y1, y2);
}
else
iMatrixDrawSetCellClipping(ih, x1, x2, y1, y2);
IupCdSetFont(ih, ih->data->cd_canvas, iupMatrixGetFont(ih, lin, col));
/* Create an space between text and cell frame */
x1 += IMAT_PADDING_W/2; x2 -= IMAT_PADDING_W/2;
y1 += IMAT_PADDING_H/2; y2 -= IMAT_PADDING_H/2;
iMatrixGetCellAlign(ih, lin, col, &col_alignment, &lin_alignment);
if (lin_alignment == IMAT_ALIGN_CENTER)
{
y = iupROUND((y1 + y2) / 2.0);
if (col_alignment == IMAT_ALIGN_CENTER)
{
x = iupROUND((x1 + x2) / 2.0);
text_alignment = CD_CENTER;
}
else if (col_alignment == IMAT_ALIGN_START)
{
x = x1;
text_alignment = CD_WEST;
}
else /* RIGHT */
{
x = x2;
text_alignment = CD_EAST;
}
}
else if (lin_alignment == IMAT_ALIGN_START)
{
y = y1;
if (col_alignment == IMAT_ALIGN_CENTER)
{
x = iupROUND((x1 + x2) / 2.0);
text_alignment = CD_NORTH;
}
else if (col_alignment == IMAT_ALIGN_START)
{
x = x1;
text_alignment = CD_NORTH_WEST;
}
else /* RIGHT */
{
x = x2;
text_alignment = CD_NORTH_EAST;
}
}
else /* lin_alignment == IMAT_ALIGN_END */
{
y = y2;
if (col_alignment == IMAT_ALIGN_CENTER)
{
x = iupROUND((x1 + x2) / 2.0);
text_alignment = CD_SOUTH;
}
else if (col_alignment == IMAT_ALIGN_START)
{
x = x1;
text_alignment = CD_SOUTH_WEST;
}
else /* RIGHT */
{
x = x2;
text_alignment = CD_SOUTH_EAST;
}
}
cdCanvasTextAlignment(ih->data->cd_canvas, text_alignment);
iupMATRIX_TEXT(ih, x, y, text);
iMatrixDrawResetCellClipping(ih);
if (hidden_text_marks)
{
cdCanvasTextAlignment(ih->data->cd_canvas, CD_EAST);
y = (int)((y1 + y2) / 2.0 - 0.5);
x = x2 + IMAT_PADDING_W / 2;
iupMATRIX_TEXT(ih, x, y, "...");
}
}
