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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file src/gwin/frame.c
* @brief GWIN sub-system frame code.
*/
#include "gfx.h"
#if GFX_USE_GWIN && GWIN_NEED_FRAME
#include "src/gwin/class_gwin.h"
#if GWIN_FRAME_BORDER != GWIN_FIRST_CONTROL_FLAG
#error "GWIN Frame: - Flag definitions don't match"
#endif
/* Some values for the default render */
#define BORDER_X 5
#define BORDER_Y 30
#define BUTTON_X 20
#define BUTTON_Y 20
/* Some useful macros for data type conversions */
#define gh2obj ((GFrameObject *)gh)
/* Forware declarations */
static void gwinFrameDraw_Std(GWidgetObject *gw, void *param);
static void _callbackBtn(void *param, GEvent *pe);
static coord_t BorderSizeLRB(GHandle gh) { return (gh->flags & GWIN_FRAME_BORDER) ? BORDER_X : 0; }
static coord_t BorderSizeT(GHandle gh) { return (gh->flags & GWIN_FRAME_BORDER) ? BORDER_Y : 0; }
static void _frameDestroy(GHandle gh) {
/* Deregister the button callback */
geventRegisterCallback(&gh2obj->gl, NULL, NULL);
geventDetachSource(&gh2obj->gl, NULL);
/* call the gcontainer standard destroy routine */
_gcontainerDestroy(gh);
}
static void _closeBtnDraw(struct GWidgetObject *gw, void *param) {
// the background
if (gwinButtonIsPressed( (GHandle)gw)) {
gdispFillArea(gw->g.x, gw->g.y, gw->g.width, gw->g.height, gdispBlendColor(Black, HTML2COLOR(0xC55152), 50));
} else {
gdispFillArea(gw->g.x, gw->g.y, gw->g.width, gw->g.height, HTML2COLOR(0xC55152));
}
// the cross
gdispDrawLine(gw->g.x+4, gw->g.y+4, gw->g.x+gw->g.width-5, gw->g.y+gw->g.height-5, White);
gdispDrawLine(gw->g.x+gw->g.width-5, gw->g.y+4, gw->g.x+4, gw->g.y+gw->g.height-5, White);
}
static void _closeBtnMin(struct GWidgetObject *gw, void *param) {
// the background
if (gwinButtonIsPressed( (GHandle)gw)) {
gdispFillArea(gw->g.x, gw->g.y, gw->g.width, gw->g.height, gdispBlendColor(Black, Grey, 50));
} else {
gdispFillArea(gw->g.x, gw->g.y, gw->g.width, gw->g.height, gdispBlendColor(White, Grey, 50));
}
// the symbol
gdispDrawLine(gw->g.x+5, gw->g.y+gw->g.height-5, gw->g.x+gw->g.width-5, gw->g.y+gw->g.height-5, White);
}
static void _closeBtnMax(struct GWidgetObject *gw, void *param) {
// the background
if (gwinButtonIsPressed( (GHandle)gw)) {
gdispFillArea(gw->g.x, gw->g.y, gw->g.width, gw->g.height, gdispBlendColor(Black, Grey, 50));
} else {
gdispFillArea(gw->g.x, gw->g.y, gw->g.width, gw->g.height, gdispBlendColor(White, Grey, 50));
}
// the symbol
gdispDrawBox(gw->g.x+4, gw->g.y+4, gw->g.width-8, gw->g.height-8, White);
gdispDrawLine(gw->g.x+4, gw->g.y+5, gw->g.x+gw->g.width-5, gw->g.y+5, White);
gdispDrawLine(gw->g.x+4, gw->g.y+6, gw->g.x+gw->g.width-5, gw->g.y+6, White);
}
#if 0 && GINPUT_NEED_MOUSE
static void _mouseDown(GWidgetObject *gw, coord_t x, coord_t y) {
}
static void _mouseUp(GWidgetObject *gw, coord_t x, coord_t y) {
}
static void _mouseMove(GWidgetObject *gw, coord_t x, coord_t y) {
}
#endif
static const gcontainerVMT frameVMT = {
{
{
"Frame", // The classname
sizeof(GFrameObject), // The object size
_frameDestroy, // The destroy routie
_gcontainerRedraw, // The redraw routine
0, // The after-clear routine
},
gwinFrameDraw_Std, // The default drawing routine
#if GINPUT_NEED_MOUSE
{
0,//_mouseDown, // Process mouse down event
0,//_mouseUp, // Process mouse up events
0,//_mouseMove, // Process mouse move events
},
#endif
#if GINPUT_NEED_TOGGLE
{
0, // 1 toggle role
0, // Assign Toggles
0, // Get Toggles
0, // Process toggle off events
0, // Process toggle on events
},
#endif
#if GINPUT_NEED_DIAL
{
0, // 1 dial roles
0, // Assign Dials
0, // Get Dials
0, // Process dial move events
},
#endif
},
BorderSizeLRB, // The size of the left border (mandatory)
BorderSizeT, // The size of the top border (mandatory)
BorderSizeLRB, // The size of the right border (mandatory)
BorderSizeLRB, // The size of the bottom border (mandatory)
0, // A child has been added (optional)
0, // A child has been deleted (optional)
};
GHandle gwinGFrameCreate(GDisplay *g, GFrameObject *fo, GWidgetInit *pInit, uint32_t flags) {
if (!(fo = (GFrameObject *)_gcontainerCreate(g, &fo->gc, pInit, &frameVMT)))
return 0;
fo->btnClose = 0;
fo->btnMin = 0;
fo->btnMax = 0;
/* Buttons require a border */
if ((flags & (GWIN_FRAME_CLOSE_BTN|GWIN_FRAME_MINMAX_BTN)))
flags |= GWIN_FRAME_BORDER;
/* create and initialize the listener if any button is present. */
if ((flags & (GWIN_FRAME_CLOSE_BTN|GWIN_FRAME_MINMAX_BTN))) {
geventListenerInit(&fo->gl);
gwinAttachListener(&fo->gl);
geventRegisterCallback(&fo->gl, _callbackBtn, (GHandle)fo);
}
/* create close button if necessary */
if ((flags & GWIN_FRAME_CLOSE_BTN)) {
GWidgetInit wi;
gwinWidgetClearInit(&wi);
wi.g.show = TRUE;
wi.g.parent = &fo->gc.g;
wi.g.x = fo->gc.g.width - BORDER_X - BUTTON_X;
wi.g.y = (BORDER_Y - BUTTON_Y) / 2;
wi.g.width = BUTTON_X;
wi.g.height = BUTTON_Y;
wi.text = "Frame Close Button";
wi.customDraw = _closeBtnDraw;
fo->btnClose = gwinGButtonCreate(g, 0, &wi);
}
/* create minimize and maximize buttons if necessary */
if ((flags & GWIN_FRAME_MINMAX_BTN)) {
GWidgetInit wi;
gwinWidgetClearInit(&wi);
wi.g.show = TRUE;
wi.g.parent = &fo->gc.g;
wi.g.x = (flags & GWIN_FRAME_CLOSE_BTN) ? fo->gc.g.width - 2*BORDER_X - 2*BUTTON_X : fo->gc.g.width - BORDER_X - BUTTON_X;
wi.g.y = (BORDER_Y - BUTTON_Y) / 2;
wi.g.width = BUTTON_X;
wi.g.height = BUTTON_Y;
wi.text = "Frame Max Button";
wi.customDraw = _closeBtnMax;
fo->btnMax = gwinGButtonCreate(g, 0, &wi);
wi.g.x = (flags & GWIN_FRAME_CLOSE_BTN) ? fo->gc.g.width - 3*BORDER_X - 3*BUTTON_X : fo->gc.g.width - BORDER_X - BUTTON_X;
wi.g.y = (BORDER_Y - BUTTON_Y) / 2;
wi.g.width = BUTTON_X;
wi.g.height = BUTTON_Y;
wi.text = "Frame Min Button";
wi.customDraw = _closeBtnMin;
fo->btnMin = gwinGButtonCreate(g, 0, &wi);
}
/* Apply flags. We apply these here so the controls above are outside the child area */
fo->gc.g.flags |= flags;
gwinSetVisible(&fo->gc.g, pInit->g.show);
return &fo->gc.g;
}
/* Process a button event */
static void _callbackBtn(void *param, GEvent *pe) {
switch (pe->type) {
case GEVENT_GWIN_BUTTON:
if (((GEventGWinButton *)pe)->button == ((GFrameObject*)(GHandle)param)->btnClose)
;//gwinDestroy((GHandle)param);
else if (((GEventGWinButton *)pe)->button == ((GFrameObject*)(GHandle)param)->btnMin) {
;/* ToDo */
} else if (((GEventGWinButton *)pe)->button == ((GFrameObject*)(GHandle)param)->btnMax) {
;/* ToDo */
}
break;
default:
break;
}
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// Default render routines //
///////////////////////////////////////////////////////////////////////////////////////////////////
static const GColorSet* _getDrawColors(GWidgetObject *gw) {
if (!(gw->g.flags & GWIN_FLG_SYSENABLED))
return &gw->pstyle->disabled;
//if ((gw->g.flags & GBUTTON_FLG_PRESSED))
// return &gw->pstyle->pressed;
return &gw->pstyle->enabled;
}
static void gwinFrameDraw_Std(GWidgetObject *gw, void *param) {
const GColorSet *pcol;
(void)param;
if (gw->g.vmt != (gwinVMT *)&frameVMT)
return;
pcol = _getDrawColors(gw);
// Render the actual frame (with border, if any)
if (gw->g.flags & GWIN_FRAME_BORDER) {
gdispGFillArea(gw->g.display, gw->g.x + BORDER_X, gw->g.y + BORDER_Y, gw->g.width - 2*BORDER_X, gw->g.height - BORDER_Y - BORDER_X, gw->pstyle->background);
gdispGFillStringBox(gw->g.display, gw->g.x, gw->g.y, gw->g.width, BORDER_Y, gw->text, gw->g.font, gdispContrastColor(pcol->edge), pcol->edge, justifyCenter);
gdispGFillArea(gw->g.display, gw->g.x, gw->g.y+BORDER_Y, BORDER_X, gw->g.height-(BORDER_Y+BORDER_X), pcol->edge);
gdispGFillArea(gw->g.display, gw->g.x+gw->g.width-BORDER_X, gw->g.y+BORDER_Y, BORDER_X, gw->g.height-(BORDER_Y+BORDER_X), pcol->edge);
gdispGFillArea(gw->g.display, gw->g.x, gw->g.y+gw->g.height-BORDER_X, gw->g.width, BORDER_X, pcol->edge);
} else {
gdispGFillArea(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, gw->pstyle->background);
}
}
#endif /* (GFX_USE_GWIN && GWIN_NEED_FRAME) || defined(__DOXYGEN__) */
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