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Viewing changes to src/geomview.c

  • Committer: Bazaar Package Importer
  • Author(s): Marcelo E. Magallon
  • Date: 2004-11-10 14:05:30 UTC
  • Revision ID: james.westby@ubuntu.com-20041110140530-qpd66b5lm38x7apk
Tags: upstream-0.91.0
Import upstream version 0.91.0

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src/geomview.c
 
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#include <WINGs/WINGsP.h>
 
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typedef struct W_GeometryView {
 
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    W_Class widgetClass;
 
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    WMView *view;
 
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    WMColor *color;
 
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    WMColor *bgColor;
 
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    WMFont *font;
 
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    WMSize textSize;
 
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    union {
 
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        struct {
 
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            int x, y;
 
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        } pos;
 
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        struct {
 
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            unsigned width, height;
 
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        } size;
 
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    } data;
 
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    unsigned showPosition:1;
 
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} WGeometryView;
 
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static void handleEvents(XEvent *event, void *clientData);
 
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static void paint(WGeometryView *gview);
 
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WGeometryView*
 
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WCreateGeometryView(WMScreen *scr)
 
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{
 
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    WGeometryView *gview;
 
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    char buffer[64];
 
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    static W_Class widgetClass = 0;
 
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    if (!widgetClass) {
 
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        widgetClass = W_RegisterUserWidget();
 
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    }
 
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    gview = malloc(sizeof(WGeometryView));
 
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    if (!gview) {
 
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        return NULL;
 
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    }
 
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    memset(gview, 0, sizeof(WGeometryView));
 
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    gview->widgetClass = widgetClass;
 
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    gview->view = W_CreateTopView(scr);
 
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    if (!gview->view) {
 
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        wfree(gview);
 
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        return NULL;
 
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    }
 
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    gview->view->self = gview;
 
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    gview->font = WMSystemFontOfSize(scr, 12);
 
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    if (!gview->font) {
 
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        W_DestroyView(gview->view);
 
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        wfree(gview);
 
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        return NULL;
 
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    }
 
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    gview->bgColor = WMCreateRGBColor(scr, 0x3333, 0x6666, 0x9999, True);
 
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    gview->color = WMWhiteColor(scr);
 
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    WMCreateEventHandler(gview->view, ExposureMask, handleEvents, gview);
 
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    snprintf(buffer, sizeof(buffer), "%+05i,  %+05i", 0, 0);
 
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    gview->textSize.width = WMWidthOfString(gview->font, buffer,
 
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                                            strlen(buffer));
 
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    gview->textSize.height = WMFontHeight(gview->font);
 
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    WMSetWidgetBackgroundColor(gview, gview->bgColor);
 
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    W_ResizeView(gview->view, gview->textSize.width+8,
 
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                 gview->textSize.height+6);
 
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    return gview;
 
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}
 
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void
 
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WSetGeometryViewShownPosition(WGeometryView *gview, int x, int y)
 
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{
 
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    gview->showPosition = 1;
 
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    gview->data.pos.x = x;
 
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    gview->data.pos.y = y;
 
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    paint(gview);
 
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}
 
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void
 
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WSetGeometryViewShownSize(WGeometryView *gview,
 
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                          unsigned width, unsigned height)
 
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{
 
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    gview->showPosition = 0;
 
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    gview->data.size.width = width;
 
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    gview->data.size.height = height;
 
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    paint(gview);
 
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}
 
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static void
 
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paint(WGeometryView *gview)
 
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{
 
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    char buffer[64];
 
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    if (gview->showPosition) {
 
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        snprintf(buffer, sizeof(buffer), "%+5i , %+5i    ",
 
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                 gview->data.pos.x, gview->data.pos.y);
 
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    } else {
 
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        snprintf(buffer, sizeof(buffer), "%+5i x %+5i    ",
 
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                 gview->data.size.width, gview->data.size.height);
 
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    }
 
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    WMDrawImageString(W_VIEW_SCREEN(gview->view),
 
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                      W_VIEW_DRAWABLE(gview->view),
 
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                      gview->color, gview->bgColor, gview->font,
 
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                      (W_VIEW_WIDTH(gview->view)-gview->textSize.width)/2,
 
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                      (W_VIEW_HEIGHT(gview->view)-gview->textSize.height)/2,
 
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                      buffer, strlen(buffer));
 
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    W_DrawRelief(W_VIEW_SCREEN(gview->view), W_VIEW_DRAWABLE(gview->view),
 
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                 0, 0, W_VIEW_WIDTH(gview->view), W_VIEW_HEIGHT(gview->view),
 
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                 WRSimple);
 
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}
 
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static void
 
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handleEvents(XEvent *event, void *clientData)
 
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{
 
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    WGeometryView *gview = (WGeometryView*)clientData;
 
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    switch (event->type) {
 
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    case Expose:
 
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        paint(gview);
 
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        break;
 
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    }
 
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}
 
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