310 lines
10 KiB
C
310 lines
10 KiB
C
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/** \file
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* \brief GLProgressBar control
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*
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* See Copyright Notice in "iup.h"
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include "iup.h"
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#include "iupcbs.h"
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#include "iupglcontrols.h"
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#include "iup_object.h"
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#include "iup_attrib.h"
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#include "iup_str.h"
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#include "iup_register.h"
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#include "iup_glcontrols.h"
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#include "iup_glfont.h"
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#include "iup_gldraw.h"
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#include "iup_glimage.h"
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typedef struct _iGLProgressBar
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{
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int show_text;
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int horiz_padding, vert_padding; /* internal margin */
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double value; /* min<=value<max */
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double vmin;
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double vmax;
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} iGLProgressBar;
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static void iGLProgressBarDrawText(Ihandle* ih, double percent,
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int x, int y, int width, int height,
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int active)
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{
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int txt_x, txt_y, txt_width, txt_height;
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char* text = iupAttribGetStr(ih, "TEXT");
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char* txtcolor = iupAttribGetStr(ih, "TXTCOLOR");
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char buffer[50];
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if (text == NULL)
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{
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sprintf(buffer, "%.1f%%", 100 * percent);
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text = buffer;
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}
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iupGLFontGetMultiLineStringSize(ih, text, &txt_width, &txt_height);
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/* centered */
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txt_x = (width - (txt_width)) / 2;
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txt_y = (height - (txt_height)) / 2;
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iupGLDrawMultilineText(ih, x + txt_x, y + txt_y, text, txtcolor, active);
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}
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static int iGLProgressBarACTION_CB(Ihandle* ih)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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float bwidth = iupAttribGetFloat(ih, "BORDERWIDTH");
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char* bordercolor = iupAttribGetStr(ih, "BORDERCOLOR");
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int active = iupAttribGetInt(ih, "ACTIVE");
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char* bgcolor = iupAttribGetStr(ih, "BGCOLOR");
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int border_width = (int)ceil(bwidth);
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char* bgimage = iupAttribGet(ih, "BACKIMAGE");
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/* draw background */
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if (bgimage)
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iupGLDrawIconImageZoom(ih, border_width, ih->currentwidth - 1 - border_width,
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border_width, ih->currentheight - 1 - border_width,
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"BACKIMAGE", bgimage, active);
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else
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{
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iupGLDrawBox(ih, border_width, ih->currentwidth - 1 - border_width,
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border_width, ih->currentheight - 1 - border_width,
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bgcolor, 1); /* always active */
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/* draw border - can be disabled setting bwidth=0
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after the background because of the round rect */
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iupGLDrawRect(ih, 0, ih->currentwidth - 1, 0, ih->currentheight - 1, bwidth, bordercolor, active, 1);
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}
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if (pb->show_text || pb->value != pb->vmin)
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{
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int xmin = pb->horiz_padding + border_width;
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int ymin = pb->vert_padding + border_width;
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int xmax = ih->currentwidth - 1 - (pb->horiz_padding + border_width);
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int ymax = ih->currentheight - 1 - (pb->vert_padding + border_width);
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double percent = (pb->value - pb->vmin) / (pb->vmax - pb->vmin);
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int is_horizontal = iupStrEqualNoCase(iupAttribGetStr(ih, "ORIENTATION"), "HORIZONTAL");
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if (pb->value != pb->vmin)
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{
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char* fgcolor = iupAttribGetStr(ih, "FGCOLOR");
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if (is_horizontal)
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{
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int xmid = xmin + iupRound((xmax - xmin + 1) * percent);
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iupGLDrawBox(ih, xmin, xmid, ymin, ymax, fgcolor, 1);
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}
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else
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{
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int ymid = ymin + iupRound((ymax - ymin + 1) * (1.0 - percent));
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iupGLDrawBox(ih, xmin, xmax, ymid, ymax, fgcolor, 1);
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}
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}
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if (pb->show_text && is_horizontal)
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iGLProgressBarDrawText(ih, percent, xmin, ymin, xmax - xmin + 1, ymax - ymin + 1, active);
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}
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return IUP_DEFAULT;
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}
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static void iGLProgressBarCropValue(iGLProgressBar* pb)
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{
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if(pb->value>pb->vmax)
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pb->value = pb->vmax;
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else if(pb->value<pb->vmin)
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pb->value = pb->vmin;
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}
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static int iGLProgressBarSetValueAttrib(Ihandle* ih, const char* value)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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if (iupStrToDouble(value, &(pb->value)))
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iGLProgressBarCropValue(pb);
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return 0; /* do not store value in hash table */
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}
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static char* iGLProgressBarGetValueAttrib(Ihandle* ih)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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return iupStrReturnDouble(pb->value);
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}
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static int iGLProgressBarSetMinAttrib(Ihandle* ih, const char* value)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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if (iupStrToDouble(value, &(pb->vmin)))
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iGLProgressBarCropValue(pb);
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return 0; /* do not store value in hash table */
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}
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static char* iGLProgressBarGetMinAttrib(Ihandle* ih)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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return iupStrReturnDouble(pb->vmin);
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}
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static int iGLProgressBarSetMaxAttrib(Ihandle* ih, const char* value)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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if (iupStrToDouble(value, &(pb->vmax)))
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iGLProgressBarCropValue(pb);
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return 0; /* do not store value in hash table */
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}
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static char* iGLProgressBarGetMaxAttrib(Ihandle* ih)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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return iupStrReturnDouble(pb->vmax);
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}
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static int iGLProgressBarSetShowTextAttrib(Ihandle* ih, const char* value)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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pb->show_text = iupStrBoolean(value);
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return 0; /* do not store value in hash table */
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}
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static char* iGLProgressBarGetShowTextAttrib(Ihandle* ih)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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return iupStrReturnBoolean(pb->show_text);
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}
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static int iGLProgressBarSetPaddingAttrib(Ihandle* ih, const char* value)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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iupStrToIntInt(value, &pb->horiz_padding, &pb->vert_padding, 'x');
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return 0;
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}
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static char* iGLProgressBarGetPaddingAttrib(Ihandle* ih)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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return iupStrReturnIntInt(pb->horiz_padding, pb->vert_padding, 'x');
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}
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static void iGLProgressBarComputeNaturalSizeMethod(Ihandle* ih, int *w, int *h, int *children_expand)
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{
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int natural_w = 0,
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natural_h = 0;
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int fit2backimage = iupAttribGetBoolean(ih, "FITTOBACKIMAGE");
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char* bgimage = iupAttribGet(ih, "BACKIMAGE");
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if (fit2backimage && bgimage)
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{
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iupAttribSet(ih, "BORDERWIDTH", "0");
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iupGLImageGetInfo(bgimage, &natural_w, &natural_h, NULL);
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}
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else
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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int charwidth, charheight;
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float bwidth = iupAttribGetFloat(ih, "BORDERWIDTH");
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int border_width = (int)ceil(bwidth);
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int is_horizontal = iupStrEqualNoCase(iupAttribGetStr(ih, "ORIENTATION"), "HORIZONTAL");
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iupGLFontGetCharSize(ih, &charwidth, &charheight);
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if (is_horizontal)
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{
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natural_h = charheight;
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if (ih->userwidth <= 0)
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natural_w = 15 * charwidth;
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}
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else
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{
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natural_w = charheight;
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if (ih->userheight <= 0)
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natural_h = 15 * charwidth;
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}
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natural_w += 2 * (pb->horiz_padding + border_width);
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natural_h += 2 * (pb->vert_padding + border_width);
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}
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*w = natural_w;
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*h = natural_h;
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(void)children_expand; /* unset if not a container */
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}
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static int iGLProgressBarCreateMethod(Ihandle* ih, void **params)
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{
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iGLProgressBar* pb = (iGLProgressBar*)malloc(sizeof(iGLProgressBar));
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iupAttribSet(ih, "_IUP_GLPROGRESSBAR", (char*)pb);
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memset(pb, 0, sizeof(iGLProgressBar));
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/* default values */
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pb->vmax = 1;
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pb->show_text = 1;
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pb->horiz_padding = 1;
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pb->vert_padding = 1;
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IupSetCallback(ih, "GL_ACTION", (Icallback)iGLProgressBarACTION_CB);
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(void)params;
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return IUP_NOERROR;
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}
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static void iGLProgressBarDestroyMethod(Ihandle* ih)
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{
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iGLProgressBar* pb = (iGLProgressBar*)iupAttribGet(ih, "_IUP_GLPROGRESSBAR");
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free(pb);
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}
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Iclass* iupGLProgressBarNewClass(void)
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{
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Iclass* ic = iupClassNew(iupRegisterFindClass("glsubcanvas"));
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ic->name = "glprogressbar";
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ic->cons = "GLProgressBar";
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ic->format = NULL; /* no parameters */
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ic->nativetype = IUP_TYPEVOID;
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ic->childtype = IUP_CHILDNONE;
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ic->is_interactive = 0;
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/* Class functions */
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ic->New = iupGLProgressBarNewClass;
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ic->Create = iGLProgressBarCreateMethod;
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ic->Destroy = iGLProgressBarDestroyMethod;
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ic->ComputeNaturalSize = iGLProgressBarComputeNaturalSizeMethod;
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/* IupGLProgressBar only */
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iupClassRegisterAttribute(ic, "MIN", iGLProgressBarGetMinAttrib, iGLProgressBarSetMinAttrib, IUPAF_SAMEASSYSTEM, "0", IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "MAX", iGLProgressBarGetMaxAttrib, iGLProgressBarSetMaxAttrib, IUPAF_SAMEASSYSTEM, "1", IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "VALUE", iGLProgressBarGetValueAttrib, iGLProgressBarSetValueAttrib, NULL, NULL, IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "ORIENTATION", NULL, NULL, IUPAF_SAMEASSYSTEM, "HORIZONTAL", IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "PADDING", iGLProgressBarGetPaddingAttrib, iGLProgressBarSetPaddingAttrib, IUPAF_SAMEASSYSTEM, "1x1", IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "CPADDING", iupBaseGetCPaddingAttrib, iupBaseSetCPaddingAttrib, NULL, NULL, IUPAF_NO_SAVE | IUPAF_NOT_MAPPED);
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iupClassRegisterAttribute(ic, "TEXT", NULL, NULL, NULL, NULL, IUPAF_NO_INHERIT);
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/*OLD*/iupClassRegisterAttribute(ic, "SHOW_TEXT", iGLProgressBarGetShowTextAttrib, iGLProgressBarSetShowTextAttrib, IUPAF_SAMEASSYSTEM, "YES", IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "SHOWTEXT", iGLProgressBarGetShowTextAttrib, iGLProgressBarSetShowTextAttrib, IUPAF_SAMEASSYSTEM, "YES", IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "FGCOLOR", NULL, NULL, IUPAF_SAMEASSYSTEM, "200 225 245", IUPAF_DEFAULT); /* inheritable */
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iupClassRegisterAttribute(ic, "TXTCOLOR", NULL, NULL, "0 0 0", NULL, IUPAF_DEFAULT); /* inheritable */
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iupClassRegisterAttribute(ic, "BACKIMAGE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "BACKIMAGEPRESS", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "BACKIMAGEHIGHLIGHT", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "BACKIMAGEINACTIVE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "FITTOBACKIMAGE", NULL, NULL, NULL, NULL, IUPAF_NO_INHERIT);
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return ic;
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}
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Ihandle* IupGLProgressBar(void)
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{
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return IupCreate("glprogressbar");
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}
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