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Add [colorize modifier
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@BlockMen
BlockMen committed Oct 5, 2014
1 parent 173beee commit 28438bb
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Showing 7 changed files with 138 additions and 99 deletions.
32 changes: 18 additions & 14 deletions doc/lua_api.txt
View file
Expand Up @@ -262,6 +262,10 @@ Advanced texture modifiers:
Apply a mask to the base image.
The mask is applied using binary AND.

[colorize:<color>
Colorize the textures with given color
<color> as ColorString

Sounds
-------
Only OGG Vorbis files are supported.
Expand Down Expand Up @@ -985,25 +989,25 @@ list[<inventory location>;<list name>;<X>,<Y>;<W>,<H>;<starting item index>]
^ Show an inventory list

listcolors[<slot_bg_normal>;<slot_bg_hover>]
^ Sets background color of slots in HEX-Color format
^ Sets background color of slots as ColorString
^ Sets background color of slots on mouse hovering

listcolors[<slot_bg_normal>;<slot_bg_hover>;<slot_border>]
^ Sets background color of slots in HEX-Color format
^ Sets background color of slots as ColorString
^ Sets background color of slots on mouse hovering
^ Sets color of slots border

listcolors[<slot_bg_normal>;<slot_bg_hover>;<slot_border>;<tooltip_bgcolor>;<tooltip_fontcolor>]
^ Sets background color of slots in HEX-Color format
^ Sets background color of slots as ColorString
^ Sets background color of slots on mouse hovering
^ Sets color of slots border
^ Sets default background color of tooltips
^ Sets default font color of tooltips

tooltip[<gui_element_name>;<tooltip_text>;<bgcolor>,<fontcolor>]
^ Adds tooltip for an element
^ <bgcolor> tooltip background color in HEX-Color format (optional)
^ <fontcolor> tooltip font color in HEX-Color format (optional)
^ <bgcolor> tooltip background color as ColorString (optional)
^ <fontcolor> tooltip font color as ColorString (optional)


image[<X>,<Y>;<W>,<H>;<texture name>]
Expand All @@ -1015,7 +1019,7 @@ item_image[<X>,<Y>;<W>,<H>;<item name>]
^ Position and size units are inventory slots

bgcolor[<color>;<fullscreen>]
^ Sets background color of formspec in HEX-Color format
^ Sets background color of formspec as ColorString
^ If true the background color is drawn fullscreen (does not effect the size of the formspec)

background[<X>,<Y>;<W>,<H>;<texture name>]
Expand Down Expand Up @@ -1136,7 +1140,7 @@ box[<X>,<Y>;<W>,<H>;<color>]
^ simple colored semitransparent box
^ x and y position the box relative to the top left of the menu
^ w and h are the size of box
^ color in HEX-Color format
^ color as ColorString

dropdown[<X>,<Y>;<W>;<name>;<item 1>,<item 2>, ...,<item n>;<selected idx>]
^ show a dropdown field
Expand Down Expand Up @@ -1182,15 +1186,15 @@ table[<X>,<Y>;<W>,<H>;<name>;<cell 1>,<cell 2>,...,<cell n>;<selected idx>]
tableoptions[<opt 1>;<opt 2>;...]
^ sets options for table[]:
^ color=#RRGGBB
^^ default text color (HEX-Color), defaults to #FFFFFF
^^ default text color (ColorString), defaults to #FFFFFF
^ background=#RRGGBB
^^ table background color (HEX-Color), defaults to #000000
^^ table background color (ColorString), defaults to #000000
^ border=<true/false>
^^ should the table be drawn with a border? (default true)
^ highlight=#RRGGBB
^^ highlight background color (HEX-Color), defaults to #466432
^^ highlight background color (ColorString), defaults to #466432
^ highlight_text=#RRGGBB
^^ highlight text color (HEX-Color), defaults to #FFFFFF
^^ highlight text color (ColorString), defaults to #FFFFFF
^ opendepth=<value>
^^ all subtrees up to depth < value are open (default value = 0)
^^ only useful when there is a column of type "tree"
Expand All @@ -1200,7 +1204,7 @@ tablecolumns[<type 1>,<opt 1a>,<opt 1b>,...;<type 2>,<opt 2a>,<opt 2b>;...]
^ types: text, image, color, indent, tree
^^ text: show cell contents as text
^^ image: cell contents are an image index, use column options to define images
^^ color: cell contents are a HEX-Color and define color of following cell
^^ color: cell contents are a ColorString and define color of following cell
^^ indent: cell contents are a number and define indentation of following cell
^^ tree: same as indent, but user can open and close subtrees (treeview-like)
^ column options:
Expand Down Expand Up @@ -1231,8 +1235,8 @@ Inventory location:
- "nodemeta:<X>,<Y>,<Z>": Any node metadata
- "detached:<name>": A detached inventory

HEX-Color
---------
ColorString
-----------
#RGB
^ defines a color in hexadecimal format
#RGBA
Expand Down
81 changes: 9 additions & 72 deletions src/guiFormSpecMenu.cpp
View file
Expand Up @@ -50,6 +50,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "main.h"
#include "settings.h"
#include "client.h"
#include "util/string.h" // for parseColorString()

#define MY_CHECKPOS(a,b) \
if (v_pos.size() != 2) { \
Expand Down Expand Up @@ -1575,7 +1576,7 @@ void GUIFormSpecMenu::parseBox(parserData* data,std::string element)

video::SColor tmp_color;

if (parseColor(parts[2], tmp_color, false)) {
if (parseColorString(parts[2], tmp_color, false)) {
BoxDrawSpec spec(pos, geom, tmp_color);

m_boxes.push_back(spec);
Expand All @@ -1595,7 +1596,7 @@ void GUIFormSpecMenu::parseBackgroundColor(parserData* data,std::string element)
if (((parts.size() == 1) || (parts.size() == 2)) ||
((parts.size() > 2) && (m_formspec_version > FORMSPEC_API_VERSION)))
{
parseColor(parts[0],m_bgcolor,false);
parseColorString(parts[0],m_bgcolor,false);

if (parts.size() == 2) {
std::string fullscreen = parts[1];
Expand All @@ -1613,20 +1614,20 @@ void GUIFormSpecMenu::parseListColors(parserData* data,std::string element)
if (((parts.size() == 2) || (parts.size() == 3) || (parts.size() == 5)) ||
((parts.size() > 5) && (m_formspec_version > FORMSPEC_API_VERSION)))
{
parseColor(parts[0], m_slotbg_n, false);
parseColor(parts[1], m_slotbg_h, false);
parseColorString(parts[0], m_slotbg_n, false);
parseColorString(parts[1], m_slotbg_h, false);

if (parts.size() >= 3) {
if (parseColor(parts[2], m_slotbordercolor, false)) {
if (parseColorString(parts[2], m_slotbordercolor, false)) {
m_slotborder = true;
}
}
if (parts.size() == 5) {
video::SColor tmp_color;

if (parseColor(parts[3], tmp_color, false))
if (parseColorString(parts[3], tmp_color, false))
m_default_tooltip_bgcolor = tmp_color;
if (parseColor(parts[4], tmp_color, false))
if (parseColorString(parts[4], tmp_color, false))
m_default_tooltip_color = tmp_color;
}
return;
Expand All @@ -1644,7 +1645,7 @@ void GUIFormSpecMenu::parseTooltip(parserData* data, std::string element)
} else if (parts.size() == 4) {
std::string name = parts[0];
video::SColor tmp_color1, tmp_color2;
if ( parseColor(parts[2], tmp_color1, false) && parseColor(parts[3], tmp_color2, false) ) {
if ( parseColorString(parts[2], tmp_color1, false) && parseColorString(parts[3], tmp_color2, false) ) {
m_tooltips[narrow_to_wide(name.c_str())] = TooltipSpec (parts[1], tmp_color1, tmp_color2);
return;
}
Expand Down Expand Up @@ -3388,67 +3389,3 @@ std::wstring GUIFormSpecMenu::getLabelByID(s32 id)
}
return L"";
}

bool GUIFormSpecMenu::parseColor(const std::string &value, video::SColor &color,
bool quiet)
{
const char *hexpattern = NULL;
if (value[0] == '#') {
if (value.size() == 9)
hexpattern = "#RRGGBBAA";
else if (value.size() == 7)
hexpattern = "#RRGGBB";
else if (value.size() == 5)
hexpattern = "#RGBA";
else if (value.size() == 4)
hexpattern = "#RGB";
}

if (hexpattern) {
assert(strlen(hexpattern) == value.size());
video::SColor outcolor(255, 255, 255, 255);
for (size_t pos = 0; pos < value.size(); ++pos) {
// '#' in the pattern means skip that character
if (hexpattern[pos] == '#')
continue;

// Else assume hexpattern[pos] is one of 'R' 'G' 'B' 'A'
// Read one or two digits, depending on hexpattern
unsigned char c1, c2;
if (hexpattern[pos+1] == hexpattern[pos]) {
// Two digits, e.g. hexpattern == "#RRGGBB"
if (!hex_digit_decode(value[pos], c1) ||
!hex_digit_decode(value[pos+1], c2))
goto fail;
++pos;
}
else {
// One digit, e.g. hexpattern == "#RGB"
if (!hex_digit_decode(value[pos], c1))
goto fail;
c2 = c1;
}
u32 colorpart = ((c1 & 0x0f) << 4) | (c2 & 0x0f);

// Update outcolor with newly read color part
if (hexpattern[pos] == 'R')
outcolor.setRed(colorpart);
else if (hexpattern[pos] == 'G')
outcolor.setGreen(colorpart);
else if (hexpattern[pos] == 'B')
outcolor.setBlue(colorpart);
else if (hexpattern[pos] == 'A')
outcolor.setAlpha(colorpart);
}

color = outcolor;
return true;
}

// Optionally, named colors could be implemented here

fail:
if (!quiet)
errorstream<<"Invalid color: \""<<value<<"\""<<std::endl;
return false;
}
3 changes: 0 additions & 3 deletions src/guiFormSpecMenu.h
View file
Expand Up @@ -274,9 +274,6 @@ class GUIFormSpecMenu : public GUIModalMenu

GUITable* getTable(std::wstring tablename);

static bool parseColor(const std::string &value,
video::SColor &color, bool quiet);

#ifdef __ANDROID__
bool getAndroidUIInput();
#endif
Expand Down
14 changes: 7 additions & 7 deletions src/guiTable.cpp
View file
Expand Up @@ -32,7 +32,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "gettime.h"
#include "util/string.h"
#include "util/numeric.h"
#include "guiFormSpecMenu.h" // for parseColor()
#include "util/string.h" // for parseColorString()
#include "main.h"
#include "settings.h" // for settings
#include "porting.h" // for dpi
Expand Down Expand Up @@ -164,7 +164,7 @@ void GUITable::setTextList(const std::vector<std::string> &content,
cell->content_index = allocString(s.substr(2));
}
else if (s[0] == '#' && s.size() >= 7 &&
GUIFormSpecMenu::parseColor(
parseColorString(
s.substr(0,7), cell->color, false)) {
// single # for color
cell->color_defined = true;
Expand Down Expand Up @@ -211,15 +211,15 @@ void GUITable::setTable(const TableOptions &options,
const std::string &name = options[k].name;
const std::string &value = options[k].value;
if (name == "color")
GUIFormSpecMenu::parseColor(value, m_color, false);
parseColorString(value, m_color, false);
else if (name == "background")
GUIFormSpecMenu::parseColor(value, m_background, false);
parseColorString(value, m_background, false);
else if (name == "border")
m_border = is_yes(value);
else if (name == "highlight")
GUIFormSpecMenu::parseColor(value, m_highlight, false);
parseColorString(value, m_highlight, false);
else if (name == "highlight_text")
GUIFormSpecMenu::parseColor(value, m_highlight_text, false);
parseColorString(value, m_highlight_text, false);
else if (name == "opendepth")
opendepth = stoi(value);
else
Expand Down Expand Up @@ -416,7 +416,7 @@ void GUITable::setTable(const TableOptions &options,
else if (columntype == COLUMN_TYPE_COLOR) {
for (s32 i = 0; i < rowcount; ++i) {
video::SColor cellcolor(255, 255, 255, 255);
if (GUIFormSpecMenu::parseColor(content[i * colcount + j], cellcolor, true))
if (parseColorString(content[i * colcount + j], cellcolor, true))
rows[i].colors.push_back(std::make_pair(cellcolor, j+span));
}
}
Expand Down
41 changes: 39 additions & 2 deletions src/tile.cpp
View file
Expand Up @@ -33,6 +33,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "log.h"
#include "gamedef.h"
#include "strfnd.h"
#include "util/string.h" // for parseColorString()

#ifdef __ANDROID__
#include <GLES/gl.h>
Expand Down Expand Up @@ -1588,10 +1589,46 @@ bool TextureSource::generateImagePart(std::string part_of_name,
<< filename << "\".";
}
}
/*
[colorize:color
Overlays image with given color
color = color as ColorString
*/
else if (part_of_name.substr(0,10) == "[colorize:") {
Strfnd sf(part_of_name);
sf.next(":");
std::string color_str = sf.next(":");

if (baseimg == NULL) {
errorstream << "generateImagePart(): baseimg != NULL "
<< "for part_of_name=\"" << part_of_name
<< "\", cancelling." << std::endl;
return false;
}

video::SColor color;
if (!parseColorString(color_str, color, false))
return false;

core::dimension2d<u32> dim = baseimg->getDimension();
video::IImage *img = driver->createImage(video::ECF_A8R8G8B8, dim);

if (!img) {
errorstream << "generateImagePart(): Could not create image "
<< "for part_of_name=\"" << part_of_name
<< "\", cancelling." << std::endl;
return false;
}

img->fill(video::SColor(color));
// Overlay the colored image
blit_with_alpha_overlay(img, baseimg, v2s32(0,0), v2s32(0,0), dim);
img->drop();
}
else
{
errorstream<<"generateImagePart(): Invalid "
" modification: \""<<part_of_name<<"\""<<std::endl;
errorstream << "generateImagePart(): Invalid "
" modification: \"" << part_of_name << "\"" << std::endl;
}
}

Expand Down

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