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Formspecs: Add starting frame to animated_image (#9411)

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v-rob 2020-03-16 14:56:48 -07:00 committed by GitHub
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8 changed files with 115 additions and 92 deletions
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22
doc/lua_api.txt
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@ -2120,27 +2120,29 @@ Elements
### `tooltip[<gui_element_name>;<tooltip_text>;<bgcolor>;<fontcolor>]`
* Adds tooltip for an element
* `<bgcolor>` tooltip background color as `ColorString` (optional)
* `<fontcolor>` tooltip font color as `ColorString` (optional)
* `bgcolor` tooltip background color as `ColorString` (optional)
* `fontcolor` tooltip font color as `ColorString` (optional)
### `tooltip[<X>,<Y>;<W>,<H>;<tooltip_text>;<bgcolor>;<fontcolor>]`
* Adds tooltip for an area. Other tooltips will take priority when present.
* `<bgcolor>` tooltip background color as `ColorString` (optional)
* `<fontcolor>` tooltip font color as `ColorString` (optional)
* `bgcolor` tooltip background color as `ColorString` (optional)
* `fontcolor` tooltip font color as `ColorString` (optional)
### `image[<X>,<Y>;<W>,<H>;<texture name>]`
* Show an image
### `animated_image[<X>,<Y>;<W>,<H>;<texture name>:<frame count>,<frame duration>]`
### `animated_image[<X>,<Y>;<W>,<H>;<name>;<texture name>;<frame count>;<frame duration>;<frame start>]`
* Show an animated image. The image is drawn like a "vertical_frames" tile
animation (See Tile animation definition), but uses a frame count/duration
animation (See [Tile animation definition]), but uses a frame count/duration
for simplicity
* `<texture name>` is the image to use
* `<frame count>` is the number of frames animating the image
* `<frame duration>` is in milliseconds
* `name`: Element name to send when an event occurs. The event value is the index of the current frame.
* `texture name`: The image to use.
* `frame count`: The number of frames animating the image.
* `frame duration`: Milliseconds between each frame. `0` means the frames don't advance.
* `frame start` (Optional): The index of the frame to start on. Default `1`.
### `item_image[<X>,<Y>;<W>,<H>;<item name>]`
@ -2575,6 +2577,7 @@ Setting a property to nothing will reset it to the default value. For example:
Some types may inherit styles from parent types.
* animated_image, inherits from image
* button
* button_exit, inherits from button
* checkbox
@ -4325,6 +4328,7 @@ Call these functions only at load time!
is a table containing each formspecs element value (as string), with
the `name` parameter as index for each. The value depends on the
formspec element type:
* `animated_image`: Returns the index of the current frame.
* `button` and variants: If pressed, contains the user-facing button
text as value. If not pressed, is `nil`
* `field`, `textarea` and variants: Text in the field

25
games/minimal/mods/test/formspec.lua
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@ -17,7 +17,7 @@ local clip_fs = [[
scrollbar[0,9;3,0.8;horizontal;x9;3]
tablecolumns[text;text]
table[0,10;3,1;x10;one,two,three,four;1]
animated_image[0,11;3,1;test_animation.png:4,100]
animated_image[-0.5,11;4.5,1;;test_animation.png;4;100]
]]
@ -172,11 +172,19 @@ local pages = {
[[
formspec_version[3]
size[12,12]
animated_image[0.5,0.5;1,1;test_animation.png:4,100]
animated_image[1.75,0.5;1,1;test_animation.png:100,100]
animated_image[0.5,1.75;1,1;test_animation.jpg:4,100]
animated_image[3,0.5;5,2;test_animation.png:4,100]
animated_image[3,2.75;5,2;test_animation.jpg:4,100]
animated_image[0.5,0.5;1,1;;test_animation.png;4;100]
animated_image[0.5,1.75;1,1;;test_animation.jpg;4;100]
animated_image[1.75,0.5;1,1;;test_animation.png;100;100]
animated_image[3,0.5;1,1;ani_img_1;test_animation.png;4;1000]
button[4.25,0.5;1,1;ani_btn_1;Current
Number]
animated_image[3,1.75;1,1;ani_img_2;test_animation.png;4;1000;2]
button[4.25,1.75;1,1;ani_btn_2;Current
Number]
animated_image[3,3;1,1;;test_animation.png;4;0]
animated_image[3,4.25;1,1;;test_animation.png;4;0;3]
animated_image[5.5,0.5;5,2;;test_animation.png;4;100]
animated_image[5.5,2.75;5,2;;test_animation.jpg;4;100]
]]
}
@ -198,6 +206,11 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
return true
end
if fields.ani_img_1 and fields.ani_btn_1 then
minetest.chat_send_all(fields.ani_img_1)
elseif fields.ani_img_2 and fields.ani_btn_2 then
minetest.chat_send_all(fields.ani_img_2)
end
end)
minetest.register_node("test:node", {

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48
src/gui/guiAnimatedImage.cpp
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@ -4,42 +4,24 @@
#include "client/tile.h" // ITextureSource
#include "log.h"
#include "porting.h"
#include "util/string.h"
#include <string>
#include <vector>
GUIAnimatedImage::GUIAnimatedImage(gui::IGUIEnvironment *env, gui::IGUIElement *parent,
s32 id, const core::rect<s32> &rectangle, const std::string &name,
ISimpleTextureSource *tsrc) :
gui::IGUIElement(gui::EGUIET_ELEMENT, env, parent, id, rectangle),
m_name(name), m_tsrc(tsrc), m_texture(nullptr), m_global_time(0),
m_frame_idx(0), m_frame_count(1), m_frame_duration(1), m_frame_time(0)
s32 id, const core::rect<s32> &rectangle, const std::string &texture_name,
s32 frame_count, s32 frame_duration, ISimpleTextureSource *tsrc) :
gui::IGUIElement(gui::EGUIET_ELEMENT, env, parent, id, rectangle), m_tsrc(tsrc)
{
// Expected format: "texture_name:frame_count,frame_duration"
// If this format is not met, the string will be loaded as a normal texture
m_texture = m_tsrc->getTexture(texture_name);
std::string::size_type colon_position = name.find(':', 0);
std::string::size_type comma_position = name.find(',', 0);
if (comma_position != std::string::npos &&
colon_position != std::string::npos &&
comma_position < name.size()) {
m_texture = m_tsrc->getTexture(name.substr(0, colon_position));
m_frame_count = std::max(stoi(name.substr(
colon_position + 1, comma_position - colon_position - 1)), 1);
m_frame_duration = std::max(stoi(name.substr(comma_position + 1)), 1);
} else {
// Leave the count/duration and display a static image
m_texture = m_tsrc->getTexture(name);
errorstream << "animated_image[]: Invalid texture format " << name <<
". Expected format: texture_name:frame_count,frame_duration" << std::endl;
}
m_frame_count = std::max(frame_count, 1);
m_frame_duration = std::max(frame_duration, 0);
if (m_texture != nullptr) {
core::dimension2d<u32> size = m_texture->getOriginalSize();
if (size.Height < (u64)m_frame_count) {
if (size.Height < (u64)m_frame_count)
m_frame_count = size.Height;
}
} else {
// No need to step an animation if we have nothing to draw
m_frame_count = 1;
@ -58,13 +40,13 @@ void GUIAnimatedImage::draw()
core::dimension2d<u32> size = m_texture->getOriginalSize();
size.Height /= m_frame_count;
draw2DImageFilterScaled( driver, m_texture, AbsoluteRect,
draw2DImageFilterScaled(driver, m_texture, AbsoluteRect,
core::rect<s32>(core::position2d<s32>(0, size.Height * m_frame_idx), size),
NoClip ? nullptr : &AbsoluteClippingRect, colors, true);
}
// Step the animation
if (m_frame_count > 1) {
if (m_frame_count > 1 && m_frame_duration > 0) {
// Determine the delta time to step
u64 new_global_time = porting::getTimeMs();
if (m_global_time > 0)
@ -81,3 +63,11 @@ void GUIAnimatedImage::draw()
m_frame_time %= m_frame_duration;
}
}
void GUIAnimatedImage::setFrameIndex(s32 frame)
{
s32 idx = std::max(frame, 0);
if (idx > 0 && idx < m_frame_count)
m_frame_idx = idx;
}

24
src/gui/guiAnimatedImage.h
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@ -1,26 +1,28 @@
#pragma once
#include "irrlichttypes_extrabloated.h"
#include "util/string.h"
#include <string>
class ISimpleTextureSource;
class GUIAnimatedImage : public gui::IGUIElement {
public:
GUIAnimatedImage(gui::IGUIEnvironment *env, gui::IGUIElement *parent, s32 id,
const core::rect<s32> &rectangle, const std::string &name,
ISimpleTextureSource *tsrc);
GUIAnimatedImage(gui::IGUIEnvironment *env, gui::IGUIElement *parent,
s32 id, const core::rect<s32> &rectangle, const std::string &texture_name,
s32 frame_count, s32 frame_duration, ISimpleTextureSource *tsrc);
virtual void draw() override;
void setFrameIndex(s32 frame);
s32 getFrameIndex() const { return m_frame_idx; };
private:
std::string m_name;
ISimpleTextureSource *m_tsrc;
video::ITexture *m_texture;
u64 m_global_time;
s32 m_frame_idx;
s32 m_frame_count;
u64 m_frame_duration;
u64 m_frame_time;
video::ITexture *m_texture = nullptr;
u64 m_global_time = 0;
s32 m_frame_idx = 0;
s32 m_frame_count = 1;
u64 m_frame_duration = 1;
u64 m_frame_time = 0;
};

71
src/gui/guiFormSpecMenu.cpp
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@ -784,16 +784,19 @@ void GUIFormSpecMenu::parseAnimatedImage(parserData *data, const std::string &el
{
std::vector<std::string> parts = split(element, ';');
if (parts.size() != 3 &&
!(parts.size() > 3 && m_formspec_version > FORMSPEC_API_VERSION)) {
errorstream << "Invalid animated image element(" << parts.size()
if (parts.size() != 6 && parts.size() != 7 &&
!(parts.size() > 7 && m_formspec_version > FORMSPEC_API_VERSION)) {
errorstream << "Invalid animated_image element(" << parts.size()
<< "): '" << element << "'" << std::endl;
return;
}
std::vector<std::string> v_pos = split(parts[0], ',');
std::vector<std::string> v_geom = split(parts[1], ',');
std::string name = unescape_string(parts[2]);
std::string name = parts[2];
std::string texture_name = unescape_string(parts[3]);
s32 frame_count = stoi(parts[4]);
s32 frame_duration = stoi(parts[5]);
MY_CHECKPOS("animated_image", 0);
MY_CHECKGEOM("animated_image", 1);
@ -811,21 +814,26 @@ void GUIFormSpecMenu::parseAnimatedImage(parserData *data, const std::string &el
}
if (!data->explicit_size)
warningstream << "invalid use of animated_image without a size[] element" << std::endl;
warningstream << "Invalid use of animated_image without a size[] element" << std::endl;
FieldSpec spec(
"",
name,
L"",
L"",
258 + m_fields.size()
);
spec.ftype = f_AnimatedImage;
spec.send = true;
core::rect<s32> rect = core::rect<s32>(pos, pos + geom);
gui::IGUIElement *e = new GUIAnimatedImage(Environment, this, spec.fid,
rect, name, m_tsrc);
GUIAnimatedImage *e = new GUIAnimatedImage(Environment, this, spec.fid,
rect, texture_name, frame_count, frame_duration, m_tsrc);
auto style = getStyleForElement("animated_image", spec.fname);
if (parts.size() >= 7)
e->setFrameIndex(stoi(parts[6]) - 1);
auto style = getStyleForElement("animated_image", spec.fname, "image");
e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
e->drop();
@ -3499,7 +3507,7 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
}
for (const GUIFormSpecMenu::FieldSpec &s : m_fields) {
if(s.send) {
if (s.send) {
std::string name = s.fname;
if (s.ftype == f_Button) {
fields[name] = wide_to_utf8(s.flabel);
@ -3508,14 +3516,13 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
if (table) {
fields[name] = table->checkEvent();
}
}
else if(s.ftype == f_DropDown) {
// no dynamic cast possible due to some distributions shipped
// without rtti support in irrlicht
} else if (s.ftype == f_DropDown) {
// No dynamic cast possible due to some distributions shipped
// without rtti support in Irrlicht
IGUIElement *element = getElementFromId(s.fid, true);
gui::IGUIComboBox *e = NULL;
if ((element) && (element->getType() == gui::EGUIET_COMBO_BOX)) {
e = static_cast<gui::IGUIComboBox*>(element);
e = static_cast<gui::IGUIComboBox *>(element);
} else {
warningstream << "GUIFormSpecMenu::acceptInput: dropdown "
<< "field without dropdown element" << std::endl;
@ -3529,10 +3536,9 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
fields[name] = (*dropdown_values)[selected];
}
}
}
else if (s.ftype == f_TabHeader) {
// no dynamic cast possible due to some distributions shipped
// without rttzi support in irrlicht
} else if (s.ftype == f_TabHeader) {
// No dynamic cast possible due to some distributions shipped
// without rtti support in Irrlicht
IGUIElement *element = getElementFromId(s.fid, true);
gui::IGUITabControl *e = nullptr;
if ((element) && (element->getType() == gui::EGUIET_TAB_CONTROL)) {
@ -3544,10 +3550,9 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
ss << (e->getActiveTab() +1);
fields[name] = ss.str();
}
}
else if (s.ftype == f_CheckBox) {
// no dynamic cast possible due to some distributions shipped
// without rtti support in irrlicht
} else if (s.ftype == f_CheckBox) {
// No dynamic cast possible due to some distributions shipped
// without rtti support in Irrlicht
IGUIElement *element = getElementFromId(s.fid, true);
gui::IGUICheckBox *e = nullptr;
if ((element) && (element->getType() == gui::EGUIET_CHECK_BOX)) {
@ -3560,10 +3565,9 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
else
fields[name] = "false";
}
}
else if (s.ftype == f_ScrollBar) {
// no dynamic cast possible due to some distributions shipped
// without rtti support in irrlicht
} else if (s.ftype == f_ScrollBar) {
// No dynamic cast possible due to some distributions shipped
// without rtti support in Irrlicht
IGUIElement *element = getElementFromId(s.fid, true);
GUIScrollBar *e = nullptr;
if (element && element->getType() == gui::EGUIET_ELEMENT)
@ -3577,8 +3581,17 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
else
fields[name] = "VAL:" + os.str();
}
}
else {
} else if (s.ftype == f_AnimatedImage) {
// No dynamic cast possible due to some distributions shipped
// without rtti support in Irrlicht
IGUIElement *element = getElementFromId(s.fid, true);
GUIAnimatedImage *e = nullptr;
if (element && element->getType() == gui::EGUIET_ELEMENT)
e = static_cast<GUIAnimatedImage *>(element);
if (e)
fields[name] = std::to_string(e->getFrameIndex() + 1);
} else {
IGUIElement *e = getElementFromId(s.fid, true);
if (e)
fields[name] = wide_to_utf8(e->getText());

1
src/gui/guiFormSpecMenu.h
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@ -50,6 +50,7 @@ typedef enum {
f_Box,
f_ItemImage,
f_HyperText,
f_AnimatedImage,
f_Unknown
} FormspecFieldType;