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whee stuff

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This commit is contained in:
Cary Sandvig 2001-02-07 01:34:05 +00:00
parent 5181ac7b13
commit 248a1af942
5 changed files with 106 additions and 9 deletions
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32
panda/src/gui/guiBackground.cxx
View File

@ -9,10 +9,21 @@
TypeHandle GuiBackground::_type_handle;
void GuiBackground::recompute_frame(void) {
_item->recompute();
_bg->recompute();
GuiItem::recompute_frame();
}
GuiBackground::GuiBackground(const string& name) : GuiItem(name) {
GuiBackground::GuiBackground(const string& name, GuiItem* item)
: GuiItem(name), _item(item) {
_bg = GuiLabel::make_simple_card_label();
_bg->set_depth(0.1);
}
GuiBackground::GuiBackground(const string& name, GuiItem* item, Texture* tex)
: GuiItem(name), _item(item) {
_bg = GuiLabel::make_simple_texture_label(tex);
_bg->set_depth(0.1);
}
GuiBackground::~GuiBackground(void) {
@ -23,6 +34,8 @@ void GuiBackground::manage(GuiManager* mgr, EventHandler& eh) {
if (!_added_hooks)
_added_hooks = true;
if (_mgr == (GuiManager*)0L) {
_mgr->add_label(_bg);
_item->manage(mgr, eh);
GuiItem::manage(mgr, eh);
} else
gui_cat->warning() << "tried to manage background (0x" << (void*)this
@ -30,23 +43,31 @@ void GuiBackground::manage(GuiManager* mgr, EventHandler& eh) {
}
void GuiBackground::unmanage(void) {
if (_mgr != (GuiManager*)0L) {
_mgr->remove_label(_bg);
_item->unmanage();
}
GuiItem::unmanage();
}
int GuiBackground::freeze(void) {
return 0;
return _item->freeze();
}
int GuiBackground::thaw(void) {
return 0;
return _item->thaw();
}
void GuiBackground::set_scale(float f) {
_bg->set_scale(f);
_item->set_scale(f);
GuiItem::set_scale(f);
recompute_frame();
}
void GuiBackground::set_pos(const LVector3f& p) {
_bg->set_pos(p);
_item->set_pos(p);
GuiItem::set_pos(p);
recompute_frame();
}
@ -54,6 +75,7 @@ void GuiBackground::set_pos(const LVector3f& p) {
void GuiBackground::output(ostream& os) const {
GuiItem::output(os);
os << " Background data:" << endl;
os << " item - 0x" << (void*)0L << endl;
// then output the item
os << " bg - 0x" << (void*)_bg << endl;
os << " item - 0x" << (void*)_item << endl;
os << *_item;
}

6
panda/src/gui/guiBackground.h
View File

@ -11,10 +11,14 @@
class EXPCL_PANDA GuiBackground : public GuiItem {
private:
PT(GuiLabel) _bg;
PT(GuiItem) _item;
INLINE GuiBackground(void);
virtual void recompute_frame(void);
PUBLISHED:
GuiBackground(const string&);
GuiBackground(const string&, GuiItem*);
GuiBackground(const string&, GuiItem*, Texture*);
~GuiBackground(void);
virtual void manage(GuiManager*, EventHandler&);

18
panda/src/gui/guiLabel.I
View File

@ -6,13 +6,15 @@
INLINE GuiLabel::GuiLabel(void) : _type(GuiLabel::NONE),
_arc((RenderRelation*)0L),
_tex((Texture*)0L),
_internal((RenderRelation*)0L), _scale(1.),
_internal((RenderRelation*)0L),
_gset((Geom*)0L), _scale(1.),
_pos(0., 0., 0.),
_foreground(1., 1., 1., 1.),
_have_background(false),
_background(0., 0., 0., 0.),
_have_width(false), _width(0.),
_have_height(false), _height(0.) {
_have_height(false), _height(0.),
_depth(0.) {
}
INLINE Node* GuiLabel::get_geometry(void) const {
@ -63,6 +65,18 @@ INLINE void GuiLabel::set_pos(const LVector3f& p) {
recompute_transform();
}
INLINE void GuiLabel::set_depth(float x) {
float r = _pos.dot(_pos.right());
float u = _pos.dot(_pos.up());
_pos = LVector3f::rfu(r, x, u);
_depth = x;
recompute_transform();
}
INLINE float GuiLabel::get_depth(void) const {
return _pos.dot(_pos.forward());
}
INLINE float GuiLabel::get_scale(void) const {
return _scale;
}

51
panda/src/gui/guiLabel.cxx
View File

@ -22,6 +22,7 @@ void GuiLabel::recompute_transform(void) {
}
break;
case SIMPLE_TEXTURE:
case SIMPLE_CARD:
{
LMatrix4f mat = LMatrix4f::scale_mat(_scale) *
LMatrix4f::translate_mat(_pos);
@ -85,6 +86,20 @@ void GuiLabel::set_properties(void) {
case SIMPLE_TEXTURE:
_internal->set_transition(new ColorTransition(_foreground));
break;
case SIMPLE_CARD:
_internal->set_transition(new ColorTransition(_foreground));
{
float w, h;
w = _have_width?(_width * 0.5):0.5;
h = _have_height?(_height * 0.5):0.5;
PTA_Vertexf verts;
verts.push_back(Vertexf::rfu(-w, 0., h));
verts.push_back(Vertexf::rfu(-w, 0., -h));
verts.push_back(Vertexf::rfu(w, 0., h));
verts.push_back(Vertexf::rfu(w, 0., -h));
_gset->set_coords(verts, G_PER_VERTEX);
}
break;
default:
gui_cat->warning() << "recompute_transform on invalid label type ("
<< (int)_type << ")" << endl;
@ -150,6 +165,7 @@ GuiLabel* GuiLabel::make_simple_texture_label(Texture* texture) {
uvs.push_back(TexCoordf(1., 0.));
geoset->set_texcoords(uvs, G_PER_VERTEX);
n2->add_geom(geoset);
ret->_gset = geoset;
return ret;
}
@ -176,6 +192,30 @@ GuiLabel* GuiLabel::make_simple_text_label(const string& text, Node* font,
return ret;
}
GuiLabel* GuiLabel::make_simple_card_label(void) {
GuiLabel* ret = new GuiLabel();
ret->_type = SIMPLE_CARD;
ret->_geom = new NamedNode("GUI label");
GeomNode* n2 = new GeomNode();
ret->_internal = new RenderRelation(ret->_geom, n2);
ret->_internal->set_transition(
new ColorTransition(Colorf(ret->_foreground)));
GeomTristrip *geoset = new GeomTristrip;
PTA_int lengths(0);
lengths.push_back(4);
PTA_Vertexf verts;
verts.push_back(Vertexf::rfu(-0.5, 0., 0.5));
verts.push_back(Vertexf::rfu(-0.5, 0., -0.5));
verts.push_back(Vertexf::rfu(0.5, 0., 0.5));
verts.push_back(Vertexf::rfu(0.5, 0., -0.5));
geoset->set_num_prims(1);
geoset->set_lengths(lengths);
geoset->set_coords(verts, G_PER_VERTEX);
n2->add_geom(geoset);
ret->_gset = geoset;
return ret;
}
int GuiLabel::freeze() {
switch (_type) {
case SIMPLE_TEXT:
@ -255,6 +295,14 @@ void GuiLabel::get_extents(float& l, float& r, float& b, float& t) {
t = ul.dot(ul.up());
}
break;
case SIMPLE_CARD:
{
l = _have_width?-(_width*0.5):-0.5;
r = _have_width?(_width*0.5):0.5;
b = _have_height?-(_height*0.5):-0.5;
t = _have_height?(_height*0.5):0.5;
}
break;
default:
gui_cat->warning()
<< "trying to get extents from something I don't know how to" << endl;
@ -311,6 +359,9 @@ void GuiLabel::set_text(const string& val) {
case SIMPLE_TEXTURE:
gui_cat->warning() << "tried to set text on a texture label" << endl;
break;
case SIMPLE_CARD:
gui_cat->warning() << "tried to set text on a card label" << endl;
break;
default:
gui_cat->warning() << "trying to set text on an unknown label type ("
<< (int)_type << ")" << endl;

8
panda/src/gui/guiLabel.h
View File

@ -14,6 +14,7 @@
#include <renderRelation.h>
#include <texture.h>
#include <typedReferenceCount.h>
#include <geom.h>
// label-ish behavior for GUI objects (labels, buttons, rollovers)
@ -21,12 +22,13 @@ class GuiManager;
class EXPCL_PANDA GuiLabel : public TypedReferenceCount {
private:
enum LabelType { NONE, SIMPLE_TEXTURE, SIMPLE_TEXT };
enum LabelType { NONE, SIMPLE_TEXTURE, SIMPLE_TEXT, SIMPLE_CARD };
LabelType _type;
PT_Node _geom;
RenderRelation* _arc;
PT(Texture) _tex;
RenderRelation* _internal;
Geom* _gset;
float _scale;
LVector3f _pos;
@ -37,6 +39,7 @@ private:
float _width;
bool _have_height;
float _height;
float _depth;
INLINE Node* get_geometry(void) const;
INLINE void set_arc(RenderRelation*);
@ -54,6 +57,7 @@ PUBLISHED:
static GuiLabel* make_simple_texture_label(Texture*);
static GuiLabel* make_simple_text_label(const string&, Node*,
Texture* = (Texture*)0L);
static GuiLabel* make_simple_card_label(void);
int freeze();
int thaw();
@ -61,6 +65,7 @@ PUBLISHED:
void get_extents(float&, float&, float&, float&);
float get_width(void);
float get_height(void);
INLINE float get_depth(void) const;
INLINE void set_width(float);
INLINE void set_height(float);
@ -68,6 +73,7 @@ PUBLISHED:
INLINE void set_scale(float);
INLINE void set_pos(float, float, float);
INLINE void set_pos(const LVector3f&);
INLINE void set_depth(float);
INLINE float get_scale(void) const;
INLINE LVector3f get_pos(void) const;