333 lines
10 KiB
C
333 lines
10 KiB
C
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/** \file
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* \brief GLFrame 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 <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_gldraw.h"
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#include "iup_glicon.h"
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#include "iup_glsubcanvas.h"
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static int iGLFrameACTION(Ihandle* ih)
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{
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char *image = iupAttribGet(ih, "IMAGE");
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char* title = iupAttribGet(ih, "TITLE");
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char* bordercolor = iupAttribGetStr(ih, "FRAMECOLOR");
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float bwidth = iupAttribGetFloat(ih, "FRAMEWIDTH");
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int border_width = (int)ceil(bwidth);
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int active = iupAttribGetInt(ih, "ACTIVE");
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if (image || title)
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{
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char* fgcolor = iupAttribGetStr(ih, "FORECOLOR");
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int off = iupAttribGetInt(ih, "TITLEOFFSET");
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int title_box = iupAttribGetInt(ih, "TITLEBOX");
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int w = 0, h = 0;
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iupGLIconGetSize(ih, image, title, &w, &h);
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if (w > ih->currentwidth - 2 * border_width)
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w = ih->currentwidth - 2 * border_width;
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if (title_box)
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{
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char* bgimage = iupAttribGet(ih, "TITLEBACKIMAGE");
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/* draw border */
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iupGLDrawRect(ih, 0, ih->currentwidth - 1, 0, ih->currentheight - 1, bwidth, bordercolor, 1, 0);
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/* draw box */
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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, border_width + h - 1,
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"TITLEBACKIMAGE", bgimage, active);
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else
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iupGLDrawBox(ih, border_width, ih->currentwidth-1 - border_width,
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border_width, border_width + h - 1,
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bordercolor, 1); /* always active */
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}
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else
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{
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/* draw frame border */
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iupGLDrawFrameRect(ih, 0, ih->currentwidth - 1, 0, ih->currentheight - 1, bwidth, bordercolor, 1, off, w, h);
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}
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iupGLIconDraw(ih, off, 0, w, h, "IMAGE", image, title, fgcolor, active);
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}
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else
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{
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/* draw background */
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char* bgcolor = iupAttribGetStr(ih, "BACKCOLOR");
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char* bgimage = iupAttribGet(ih, "BACKIMAGE");
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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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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 - after background because of the round rect */
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iupGLDrawRect(ih, 0, ih->currentwidth - 1, 0, ih->currentheight - 1, bwidth, bordercolor, 1, 1);
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}
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return IUP_DEFAULT;
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}
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static int iGLFrameBUTTON_CB(Ihandle* ih, int button, int pressed, int x, int y, char* status)
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{
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/* Only called when MOVEABLE=Yes */
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if (button == IUP_BUTTON1 && pressed)
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iupGLSubCanvasStartMoving(ih, x, y);
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(void)status;
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return IUP_DEFAULT;
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}
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static int iGLFrameMOTION_CB(Ihandle* ih, int x, int y, char* status)
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{
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int pressed = iupAttribGetInt(ih, "PRESSED");
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/* Only called when MOVEABLE=Yes */
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if (pressed)
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iupGLSubCanvasMove(ih, x, y);
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(void)status;
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return IUP_DEFAULT;
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}
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static void iGLFrameGetDecorOffset(Ihandle* ih, int *dx, int *dy)
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{
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char* image = iupAttribGet(ih, "IMAGE");
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char* title = iupAttribGet(ih, "TITLE");
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float bwidth = iupAttribGetFloat(ih, "FRAMEWIDTH");
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int border_width = (int)ceil(bwidth);
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*dx = border_width;
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*dy = border_width;
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if (image || title)
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{
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int w = 0, h = 0;
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iupGLIconGetSize(ih, image, title, &w, &h);
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(*dy) += h;
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}
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}
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static void iGLFrameGetDecorSize(Ihandle* ih, int *width, int *height, int* title_width)
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{
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char* image = iupAttribGet(ih, "IMAGE");
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char* title = iupAttribGet(ih, "TITLE");
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float bwidth = iupAttribGetFloat(ih, "FRAMEWIDTH");
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int border_width = (int)ceil(bwidth);
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*width = 2 * border_width;
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*height = 2 * border_width;
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if (title_width)
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*title_width = 0;
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if (image || title)
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{
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int w = 0,
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h = 0;
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iupGLIconGetSize(ih, image, title, &w, &h);
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(*height) += h;
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if (title_width)
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*title_width = w;
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}
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}
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static char* iGLFrameGetClientSizeAttrib(Ihandle* ih)
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{
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int width, height, decorwidth, decorheight;
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width = ih->currentwidth;
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height = ih->currentheight;
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iGLFrameGetDecorSize(ih, &decorwidth, &decorheight, NULL);
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width -= decorwidth;
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height -= decorheight;
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if (width < 0) width = 0;
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if (height < 0) height = 0;
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return iupStrReturnIntInt(width, height, 'x');
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}
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static char* iGLFrameGetClipMinAttrib(Ihandle* ih)
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{
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int x, y;
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iGLFrameGetDecorOffset(ih, &x, &y);
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return iupStrReturnIntInt(x, y, 'x');
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}
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static int iGLFrameSetMoveableAttrib(Ihandle* ih, const char* value)
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{
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Ihandle* gl_parent = (Ihandle*)iupAttribGet(ih, "_IUP_GLCANVAS_PARENT");
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/* only a direct child of the canvasbox can be moved */
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if (iupStrBoolean(value) && ih->parent == gl_parent)
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{
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IupSetCallback(ih, "GL_BUTTON_CB", (Icallback)iGLFrameBUTTON_CB);
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IupSetCallback(ih, "GL_MOTION_CB", (Icallback)iGLFrameMOTION_CB);
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return 1;
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}
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else
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{
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IupSetCallback(ih, "GL_BUTTON_CB", NULL);
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IupSetCallback(ih, "GL_MOTION_CB", NULL);
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iupAttribSet(ih, "MOVEABLE", "NO");
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return 0;
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}
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}
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static void iGLFrameComputeNaturalSizeMethod(Ihandle* ih, int *w, int *h, int *children_expand)
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{
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int decorwidth, decorheight, title_width;
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Ihandle* child = ih->firstchild;
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iGLFrameGetDecorSize(ih, &decorwidth, &decorheight, &title_width);
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*w = decorwidth;
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*h = decorheight;
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if (child)
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{
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/* update child natural size first */
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iupBaseComputeNaturalSize(child);
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*children_expand = child->expand;
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*w += iupMAX(child->naturalwidth, title_width); /* make room for title always */
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*h += child->naturalheight;
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}
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else
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*w += title_width;
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}
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static void iGLFrameSetChildrenCurrentSizeMethod(Ihandle* ih, int shrink)
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{
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if (ih->firstchild)
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{
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int width, height, decorwidth, decorheight;
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iGLFrameGetDecorSize(ih, &decorwidth, &decorheight, NULL);
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width = ih->currentwidth - decorwidth;
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height = ih->currentheight - decorheight;
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if (width < 0) width = 0;
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if (height < 0) height = 0;
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iupBaseSetCurrentSize(ih->firstchild, width, height, shrink);
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}
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}
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static void iGLFrameSetChildrenPositionMethod(Ihandle* ih, int x, int y)
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{
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if (ih->firstchild)
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{
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int dx, dy;
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iGLFrameGetDecorOffset(ih, &dx, &dy);
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iupBaseSetPosition(ih->firstchild, x + dx, y + dy);
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}
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}
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static int iGLFrameCreateMethod(Ihandle* ih, void** params)
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{
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if (params)
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{
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Ihandle** iparams = (Ihandle**)params;
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if (*iparams)
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IupAppend(ih, *iparams);
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}
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IupSetCallback(ih, "GL_ACTION", iGLFrameACTION);
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return IUP_NOERROR;
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}
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/******************************************************************************/
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Iclass* iupGLFrameNewClass(void)
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{
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Iclass* ic = iupClassNew(iupRegisterFindClass("glsubcanvas"));
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ic->name = "glframe";
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ic->cons = "GLFrame";
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ic->format = "h"; /* one Ihandle* */
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ic->nativetype = IUP_TYPEVOID;
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ic->childtype = IUP_CHILDMANY+1; /* 1 child */
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ic->is_interactive = 0;
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/* Class functions */
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ic->New = iupGLFrameNewClass;
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ic->Create = iGLFrameCreateMethod;
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ic->ComputeNaturalSize = iGLFrameComputeNaturalSizeMethod;
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ic->SetChildrenCurrentSize = iGLFrameSetChildrenCurrentSizeMethod;
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ic->SetChildrenPosition = iGLFrameSetChildrenPositionMethod;
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iupClassRegisterCallback(ic, "MOVE_CB", "ii");
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/* Base Container */
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iupClassRegisterAttribute(ic, "EXPAND", iupBaseContainerGetExpandAttrib, NULL, IUPAF_SAMEASSYSTEM, "YES", IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "CLIENTSIZE", iGLFrameGetClientSizeAttrib, NULL, NULL, NULL, IUPAF_READONLY | IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "CLIENTOFFSET", iupBaseGetClientOffsetAttrib, NULL, NULL, NULL, IUPAF_READONLY | IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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/* Visual */
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/* NOTICE: avoid defining inheritable attributes for containers */
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iupGLIconRegisterAttrib(ic);
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iupClassRegisterAttribute(ic, "CLIP_MIN", iGLFrameGetClipMinAttrib, NULL, NULL, NULL, IUPAF_READONLY | IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "IMAGE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "IMAGEPRESS", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "IMAGEHIGHLIGHT", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "IMAGEINACTIVE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "FORECOLOR", NULL, NULL, IUPAF_SAMEASSYSTEM, "0 0 0", IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "TITLE", NULL, NULL, NULL, NULL, IUPAF_NO_DEFAULTVALUE | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "TITLEOFFSET", NULL, NULL, IUPAF_SAMEASSYSTEM, "5", IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "TITLEBOX", NULL, NULL, NULL, NULL, IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "TITLEBACKIMAGE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "TITLEBACKIMAGEINACTIVE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "FRAMECOLOR", NULL, NULL, IUPAF_SAMEASSYSTEM, "50 150 255", IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "FRAMEWIDTH", NULL, NULL, IUPAF_SAMEASSYSTEM, "1", IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "BACKIMAGE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "BACKIMAGEINACTIVE", NULL, NULL, NULL, NULL, IUPAF_IHANDLENAME | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "BACKCOLOR", NULL, NULL, NULL, NULL, IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "MOVEABLE", NULL, iGLFrameSetMoveableAttrib, NULL, NULL, IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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iupClassRegisterAttribute(ic, "MOVETOTOP", NULL, NULL, NULL, NULL, IUPAF_NOT_MAPPED | IUPAF_NO_INHERIT);
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/* replace default value */
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iupClassRegisterAttribute(ic, "PADDING", NULL, NULL, IUPAF_SAMEASSYSTEM, "2x0", IUPAF_NO_INHERIT);
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return ic;
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}
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Ihandle* IupGLFrame(Ihandle* child)
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{
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void *children[2];
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children[0] = (void*)child;
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children[1] = NULL;
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return IupCreatev("glframe", children);
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}
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