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(svn r6758) -Feature: Add a measurement tool that will show dimensions and height

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differences of various draggable tools (inspiration, concept and double
 checking by MeusH).
This commit is contained in:
Darkvater
2006-10-12 15:13:40 +00:00
parent f1f6e4df27
commit 0ae642b914
8 changed files with 278 additions and 44 deletions
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72
misc_gui.c
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@@ -636,57 +636,77 @@ static const Widget _tooltips_widgets[] = {
static void TooltipsWndProc(Window *w, WindowEvent *e)
{
switch (e->event) {
case WE_PAINT:
case WE_PAINT: {
uint arg;
GfxFillRect(0, 0, w->width - 1, w->height - 1, 0);
GfxFillRect(1, 1, w->width - 2, w->height - 2, 0x44);
DrawStringMultiCenter((w->width >> 1), (w->height >> 1) - 5, WP(w,tooltips_d).string_id, 197);
for (arg = 0; arg < WP(w, tooltips_d).paramcount; arg++) {
SetDParam(arg, WP(w, tooltips_d).params[arg]);
}
DrawStringMultiCenter((w->width >> 1), (w->height >> 1) - 5, WP(w, tooltips_d).string_id, 197);
break;
}
case WE_MOUSELOOP:
if (!_right_button_down) DeleteWindow(w);
/* We can show tooltips while dragging tools. These are shown as long as
* we are dragging the tool. Normal tooltips work with rmb */
if (WP(w, tooltips_d).paramcount == 0 ) {
if (!_right_button_down) DeleteWindow(w);
} else {
if (!_left_button_down) DeleteWindow(w);
}
break;
}
}
void GuiShowTooltips(StringID string_id)
/** Shows a tooltip
* @param str String to be displayed
* @param params (optional) up to 5 pieces of additional information that may be
* added to a tooltip; currently only supports parameters of {NUM} (integer) */
void GuiShowTooltipsWithArgs(StringID str, uint paramcount, uint32 params[])
{
char buffer[512];
Window *w;
int right,bottom;
int x,y;
BoundingRect br;
uint i;
int x, y;
if (string_id == 0) return;
Window *w = FindWindowById(WC_TOOLTIPS, 0);
if (w != NULL) DeleteWindow(w);
w = FindWindowById(WC_TOOLTIPS, 0);
if (w != NULL) {
if (WP(w,tooltips_d).string_id == string_id)
return;
DeleteWindow(w);
}
/* We only show measurement tooltips with shift pressed down */
if (paramcount != 0 && !_patches.measure_tooltip) return;
GetString(buffer, string_id);
for (i = 0; i != paramcount; i++) SetDParam(i, params[i]);
GetString(buffer, str);
right = GetStringBoundingBox(buffer).width + 6;
br = GetStringBoundingBox(buffer);
br.width += 6; br.height += 4; // increase slightly to have some space around the box
/* Cut tooltip length to 200 pixels max, wrap to new line if longer */
bottom = 14;
if (right > 200) {
bottom += ((right - 4) / 176) * 10;
right = 200;
if (br.width > 200) {
br.height += ((br.width - 4) / 176) * 10;
br.width = 200;
}
/* Correctly position the tooltip position, watch out for window and cursor size
* Clamp value to below main toolbar and above statusbar. If tooltip would
* go below window, flip it so it is shown above the cursor */
y = clamp(_cursor.pos.y + _cursor.size.y + _cursor.offs.y + 5, 22, _screen.height - 12);
if (y + bottom > _screen.height - 12) y = _cursor.pos.y + _cursor.offs.y - bottom - 5;
x = clamp(_cursor.pos.x - (right >> 1), 0, _screen.width - right);
if (y + br.height > _screen.height - 12) y = _cursor.pos.y + _cursor.offs.y - br.height - 5;
x = clamp(_cursor.pos.x - (br.width >> 1), 0, _screen.width - br.width);
w = AllocateWindow(x, y, br.width, br.height, TooltipsWndProc, WC_TOOLTIPS, _tooltips_widgets);
WP(w, tooltips_d).string_id = str;
assert(sizeof(WP(w, tooltips_d).params[0]) == sizeof(params[0]));
memcpy(WP(w, tooltips_d).params, params, sizeof(WP(w, tooltips_d).params[0]) * paramcount);
WP(w, tooltips_d).paramcount = paramcount;
w = AllocateWindow(x, y, right, bottom, TooltipsWndProc, WC_TOOLTIPS, _tooltips_widgets);
WP(w,tooltips_d).string_id = string_id;
w->flags4 &= ~WF_WHITE_BORDER_MASK; // remove white-border from tooltip
w->widget[0].right = right;
w->widget[0].bottom = bottom;
w->widget[0].right = br.width;
w->widget[0].bottom = br.height;
}