-#ifndef ITEM_IMAGE_H
-#define ITEM_IMAGE_H
-#include "../item.qc"
-CLASS(Image, Item)
- METHOD(Image, configureImage, void(entity, string))
- METHOD(Image, draw, void(entity))
- METHOD(Image, toString, string(entity))
- METHOD(Image, resizeNotify, void(entity, vector, vector, vector, vector))
- METHOD(Image, updateAspect, void(entity))
- METHOD(Image, initZoom, void(entity))
- METHOD(Image, setZoom, void(entity, float, float))
- METHOD(Image, drag_setStartPos, float(entity, vector))
- METHOD(Image, drag, float(entity, vector))
- ATTRIB(Image, src, string, string_null)
- ATTRIB(Image, color, vector, '1 1 1')
- ATTRIB(Image, forcedAspect, float, 0) // special values: -1 keep image aspect ratio, -2 keep image size but bound to the containing box, -3 always keep image size
- ATTRIB(Image, zoomBox, float, 0) // used by forcedAspect -2 when the image is larger than the containing box
- ATTRIB(Image, zoomFactor, float, 1)
- ATTRIB(Image, zoomOffset, vector, '0.5 0.5 0')
- ATTRIB(Image, zoomSnapToTheBox, float, 1) // snap the zoomed in image to the box borders when zooming/dragging it
- ATTRIB(Image, zoomTime, float, 0)
- ATTRIB(Image, zoomLimitedByTheBox, float, 0) // forbids zoom if image would be larger than the containing box
- ATTRIB(Image, zoomMax, float, 0)
- ATTRIB(Image, start_zoomOffset, vector, '0 0 0')
- ATTRIB(Image, start_coords, vector, '0 0 0')
- ATTRIB(Image, imgOrigin, vector, '0 0 0')
- ATTRIB(Image, imgSize, vector, '0 0 0')
-ENDCLASS(Image)
-#endif
+#include "image.qh"
-#ifdef IMPLEMENTATION
-string Image_toString(entity me)
-{
- return me.src;
-}
-void Image_configureImage(entity me, string path)
-{
- me.src = path;
-}
-void Image_initZoom(entity me)
-{
- me.zoomOffset = '0.5 0.5 0';
- me.zoomFactor = 1;
- if (me.forcedAspect == -2)
- me.zoomBox = -1; // calculate zoomBox at the first updateAspect call
- if (me.zoomLimitedByTheBox)
- me.zoomMax = -1; // calculate zoomMax at the first updateAspect call
-}
+ string Image_toString(entity me)
+ {
+ return me.src;
+ }
+ void Image_configureImage(entity me, string path)
+ {
+ me.src = path;
+ }
+ void Image_initZoom(entity me)
+ {
+ me.zoomOffset = '0.5 0.5 0';
+ me.zoomFactor = 1;
+ if (me.forcedAspect == -2) me.zoomBox = -1; // calculate zoomBox at the first updateAspect call
+ if (me.zoomLimitedByTheBox) me.zoomMax = -1; // calculate zoomMax at the first updateAspect call
+ }
-void Image_draw(entity me)
-{
- if(me.imgSize.x > 1 || me.imgSize.y > 1)
- draw_SetClip();
- draw_Picture(me.imgOrigin, me.src, me.imgSize, me.color, 1);
- if(me.imgSize.x > 1 || me.imgSize.y > 1)
- draw_ClearClip();
- SUPER(Image).draw(me);
-}
-void Image_updateAspect(entity me)
-{
- float asp = 0;
- if(me.size.x <= 0 || me.size.y <= 0)
- return;
- if(me.forcedAspect == 0)
+ void Image_draw(entity me)
{
- me.imgOrigin = '0 0 0';
- me.imgSize = '1 1 0';
+ if (me.imgSize.x > 1 || me.imgSize.y > 1) draw_SetClip();
+ draw_Picture(me.imgOrigin, me.src, me.imgSize, me.color, 1);
+ if (me.imgSize.x > 1 || me.imgSize.y > 1) draw_ClearClip();
+ SUPER(Image).draw(me);
}
- else
+ void Image_updateAspect(entity me)
{
- vector sz = '0 0 0';
- if(me.forcedAspect < 0)
+ float asp = 0;
+ if (me.size.x <= 0 || me.size.y <= 0) return;
+ if (me.forcedAspect == 0)
{
- if (me.src != "")
- sz = draw_PictureSize(me.src);
- if(sz.x <= 0 || sz.y <= 0)
- {
- // image is broken or doesn't exist, set the size for the placeholder image
- sz.x = me.size.x;
- sz.y = me.size.y;
- }
- asp = sz.x / sz.y;
+ me.imgOrigin = '0 0 0';
+ me.imgSize = '1 1 0';
}
else
- asp = me.forcedAspect;
-
- if(me.forcedAspect <= -2)
{
- me.imgSize_x = sz.x / me.size.x;
- me.imgSize_y = sz.y / me.size.y;
- if(me.zoomBox < 0 && (me.imgSize.x > 1 || me.imgSize.y > 1))
+ vector sz = '0 0 0';
+ if (me.forcedAspect < 0)
{
- // image larger than the containing box, zoom it out to fit into the box
- if(me.size.x > asp * me.size.y)
- me.zoomBox = (me.size.y * asp / me.size.x) / me.imgSize.x;
- else
- me.zoomBox = (me.size.x / (asp * me.size.y)) / me.imgSize.y;
- me.zoomFactor = me.zoomBox;
+ if (me.src != "") sz = draw_PictureSize(me.src);
+ if (sz.x <= 0 || sz.y <= 0)
+ {
+ // image is broken or doesn't exist, set the size for the placeholder image
+ sz.x = me.size.x;
+ sz.y = me.size.y;
+ }
+ asp = sz.x / sz.y;
}
- }
- else
- {
- if(me.size.x > asp * me.size.y)
+ else
{
- // x too large, so center x-wise
- me.imgSize = eY + eX * (me.size.y * asp / me.size.x);
+ asp = me.forcedAspect;
+ }
+
+ if (me.forcedAspect <= -2)
+ {
+ me.imgSize_x = sz.x / me.size.x;
+ me.imgSize_y = sz.y / me.size.y;
+ if (me.zoomBox < 0 && (me.imgSize.x > 1 || me.imgSize.y > 1))
+ {
+ // image larger than the containing box, zoom it out to fit into the box
+ if (me.size.x > asp * me.size.y) me.zoomBox = (me.size.y * asp / me.size.x) / me.imgSize.x;
+ else me.zoomBox = (me.size.x / (asp * me.size.y)) / me.imgSize.y;
+ me.zoomFactor = me.zoomBox;
+ }
}
else
{
- // y too large, so center y-wise
- me.imgSize = eX + eY * (me.size.x / (asp * me.size.y));
+ if (me.size.x > asp * me.size.y)
+ {
+ // x too large, so center x-wise
+ me.imgSize = eY + eX * (me.size.y * asp / me.size.x);
+ }
+ else
+ {
+ // y too large, so center y-wise
+ me.imgSize = eX + eY * (me.size.x / (asp * me.size.y));
+ }
}
}
- }
- if (me.zoomMax < 0)
- {
- if(me.zoomBox > 0)
- me.zoomMax = me.zoomBox;
- else
+ if (me.zoomMax < 0)
{
- if(me.size.x > asp * me.size.y)
- me.zoomMax = (me.size.y * asp / me.size.x) / me.imgSize.x;
+ if (me.zoomBox > 0)
+ {
+ me.zoomMax = me.zoomBox;
+ }
else
- me.zoomMax = (me.size.x / (asp * me.size.y)) / me.imgSize.y;
+ {
+ if (me.size.x > asp * me.size.y) me.zoomMax = (me.size.y * asp / me.size.x) / me.imgSize.x;
+ else me.zoomMax = (me.size.x / (asp * me.size.y)) / me.imgSize.y;
+ }
}
- }
- if (me.zoomMax > 0 && me.zoomFactor > me.zoomMax)
- me.zoomFactor = me.zoomMax;
- if (me.zoomFactor)
- me.imgSize = me.imgSize * me.zoomFactor;
+ if (me.zoomMax > 0 && me.zoomFactor > me.zoomMax) me.zoomFactor = me.zoomMax;
+ if (me.zoomFactor) me.imgSize = me.imgSize * me.zoomFactor;
- if(me.imgSize.x > 1 || me.imgSize.y > 1)
- {
- if(me.zoomSnapToTheBox)
+ if (me.imgSize.x > 1 || me.imgSize.y > 1)
{
- if(me.imgSize.x > 1)
- me.zoomOffset_x = bound(0.5/me.imgSize.x, me.zoomOffset.x, 1 - 0.5/me.imgSize.x);
- else
- me.zoomOffset_x = bound(1 - 0.5/me.imgSize.x, me.zoomOffset.x, 0.5/me.imgSize.x);
+ if (me.zoomSnapToTheBox)
+ {
+ if (me.imgSize.x > 1) me.zoomOffset_x = bound(0.5 / me.imgSize.x, me.zoomOffset.x, 1 - 0.5 / me.imgSize.x);
+ else me.zoomOffset_x = bound(1 - 0.5 / me.imgSize.x, me.zoomOffset.x, 0.5 / me.imgSize.x);
- if(me.imgSize.y > 1)
- me.zoomOffset_y = bound(0.5/me.imgSize.y, me.zoomOffset.y, 1 - 0.5/me.imgSize.y);
+ if (me.imgSize.y > 1) me.zoomOffset_y = bound(0.5 / me.imgSize.y, me.zoomOffset.y, 1 - 0.5 / me.imgSize.y);
+ else me.zoomOffset_y = bound(1 - 0.5 / me.imgSize.y, me.zoomOffset.y, 0.5 / me.imgSize.y);
+ }
else
- me.zoomOffset_y = bound(1 - 0.5/me.imgSize.y, me.zoomOffset.y, 0.5/me.imgSize.y);
+ {
+ me.zoomOffset_x = bound(0, me.zoomOffset.x, 1);
+ me.zoomOffset_y = bound(0, me.zoomOffset.y, 1);
+ }
}
else
{
- me.zoomOffset_x = bound(0, me.zoomOffset.x, 1);
- me.zoomOffset_y = bound(0, me.zoomOffset.y, 1);
+ me.zoomOffset = '0.5 0.5 0';
}
- }
- else
- me.zoomOffset = '0.5 0.5 0';
- me.imgOrigin_x = 0.5 - me.zoomOffset.x * me.imgSize.x;
- me.imgOrigin_y = 0.5 - me.zoomOffset.y * me.imgSize.y;
-}
-float Image_drag_setStartPos(entity me, vector coords)
-{
- //if(me.imgSize_x > 1 || me.imgSize_y > 1) // check disabled: mousewheel zoom may start from a non-zoomed-in image
- {
- me.start_zoomOffset = me.zoomOffset;
- me.start_coords = coords;
- }
- return 1;
-}
-float Image_drag(entity me, vector coords)
-{
- if(me.imgSize.x > 1 || me.imgSize.y > 1)
- {
- me.zoomOffset_x = me.start_zoomOffset.x + (me.start_coords.x - coords.x) / me.imgSize.x;
- me.zoomOffset_y = me.start_zoomOffset.y + (me.start_coords.y - coords.y) / me.imgSize.y;
- me.updateAspect(me);
+ me.imgOrigin_x = 0.5 - me.zoomOffset.x * me.imgSize.x;
+ me.imgOrigin_y = 0.5 - me.zoomOffset.y * me.imgSize.y;
}
- return 1;
-}
-void Image_setZoom(entity me, float z, float atMousePosition)
-{
- float prev_zoomFactor;
- prev_zoomFactor = me.zoomFactor;
- if (z < 0) // multiply by the current zoomFactor (but can also snap to real dimensions or to box)
+ float Image_drag_setStartPos(entity me, vector coords)
{
- me.zoomFactor *= -z;
- float realSize_in_the_middle, boxSize_in_the_middle;
- realSize_in_the_middle = ((prev_zoomFactor - 1) * (me.zoomFactor - 1) < 0);
- boxSize_in_the_middle = (me.zoomBox > 0 && (prev_zoomFactor - me.zoomBox) * (me.zoomFactor - me.zoomBox) < 0);
- if (realSize_in_the_middle && boxSize_in_the_middle)
+ // if(me.imgSize_x > 1 || me.imgSize_y > 1) // check disabled: mousewheel zoom may start from a non-zoomed-in image
{
- // snap to real dimensions or to box
- if (prev_zoomFactor < me.zoomFactor)
- me.zoomFactor = min(1, me.zoomBox);
- else
- me.zoomFactor = max(1, me.zoomBox);
+ me.start_zoomOffset = me.zoomOffset;
+ me.start_coords = coords;
}
- else if (realSize_in_the_middle)
- me.zoomFactor = 1; // snap to real dimensions
- else if (boxSize_in_the_middle)
- me.zoomFactor = me.zoomBox; // snap to box
+ return 1;
}
- else if (z == 0) // reset (no zoom)
+ float Image_drag(entity me, vector coords)
{
- if (me.zoomBox > 0)
- me.zoomFactor = me.zoomBox;
- else
- me.zoomFactor = 1;
+ if (me.imgSize.x > 1 || me.imgSize.y > 1)
+ {
+ me.zoomOffset_x = me.start_zoomOffset.x + (me.start_coords.x - coords.x) / me.imgSize.x;
+ me.zoomOffset_y = me.start_zoomOffset.y + (me.start_coords.y - coords.y) / me.imgSize.y;
+ me.updateAspect(me);
+ }
+ return 1;
}
- else // directly set
- me.zoomFactor = z;
- me.zoomFactor = bound(1/16, me.zoomFactor, 16);
- if (me.zoomMax > 0 && me.zoomFactor > me.zoomMax)
- me.zoomFactor = me.zoomMax;
- if (prev_zoomFactor != me.zoomFactor)
+ void Image_setZoom(entity me, float newzoom, float atMousePosition)
{
- me.zoomTime = time;
- if (atMousePosition)
+ float prev_zoomFactor;
+ prev_zoomFactor = me.zoomFactor;
+ if (newzoom < 0) // multiply by the current zoomFactor (but can also snap to real dimensions or to box)
+ {
+ me.zoomFactor *= -newzoom;
+ float realSize_in_the_middle, boxSize_in_the_middle;
+ realSize_in_the_middle = ((prev_zoomFactor - 1) * (me.zoomFactor - 1) < 0);
+ boxSize_in_the_middle = (me.zoomBox > 0 && (prev_zoomFactor - me.zoomBox) * (me.zoomFactor - me.zoomBox) < 0);
+ if (realSize_in_the_middle && boxSize_in_the_middle)
+ {
+ // snap to real dimensions or to box
+ if (prev_zoomFactor < me.zoomFactor) me.zoomFactor = min(1, me.zoomBox);
+ else me.zoomFactor = max(1, me.zoomBox);
+ }
+ else if (realSize_in_the_middle)
+ {
+ me.zoomFactor = 1; // snap to real dimensions
+ }
+ else if (boxSize_in_the_middle)
+ {
+ me.zoomFactor = me.zoomBox; // snap to box
+ }
+ }
+ else if (newzoom == 0) // reset (no zoom)
+ {
+ if (me.zoomBox > 0) me.zoomFactor = me.zoomBox;
+ else me.zoomFactor = 1;
+ }
+ else // directly set
{
- me.zoomOffset_x = me.start_zoomOffset.x + (me.start_coords.x - 0.5) / me.imgSize.x;
- me.zoomOffset_y = me.start_zoomOffset.y + (me.start_coords.y - 0.5) / me.imgSize.y;
- // updateAspect will reset zoomOffset to '0.5 0.5 0' if
- // with this zoomFactor the image will not be zoomed in
- // (updateAspect will check the new values of imgSize).
+ me.zoomFactor = newzoom;
}
+ me.zoomFactor = bound(1 / 16, me.zoomFactor, 16);
+ if (me.zoomMax > 0 && me.zoomFactor > me.zoomMax) me.zoomFactor = me.zoomMax;
+ if (prev_zoomFactor != me.zoomFactor)
+ {
+ me.zoomTime = time;
+ if (atMousePosition)
+ {
+ me.zoomOffset_x = me.start_zoomOffset.x + (me.start_coords.x - 0.5) / me.imgSize.x;
+ me.zoomOffset_y = me.start_zoomOffset.y + (me.start_coords.y - 0.5) / me.imgSize.y;
+ // updateAspect will reset zoomOffset to '0.5 0.5 0' if
+ // with this zoomFactor the image will not be zoomed in
+ // (updateAspect will check the new values of imgSize).
+ }
+ }
+ me.updateAspect(me);
+ }
+ void Image_resizeNotify(entity me, vector relOrigin, vector relSize, vector absOrigin, vector absSize)
+ {
+ SUPER(Image).resizeNotify(me, relOrigin, relSize, absOrigin, absSize);
+ me.updateAspect(me);
}
- me.updateAspect(me);
-}
-void Image_resizeNotify(entity me, vector relOrigin, vector relSize, vector absOrigin, vector absSize)
-{
- SUPER(Image).resizeNotify(me, relOrigin, relSize, absOrigin, absSize);
- me.updateAspect(me);
-}
-#endif
projects / xonotic / xonotic-data.pk3dir.git / blobdiff